[16], Unlike fruit bats, the vampire bats have short, conical muzzles. [31], Vampire bats also engage in social grooming. "Rabies in the Vampire Bat of Trinidad with Special Reference to the Clinical Course and the Latency of Infection. Watch videos of vampire bats doing what they do and learn all about them on this episode of Species. Vampire bats have special sensors in their noses that help them detect the heat of blood vessels close to the skin of their prey, so they know where to bite. Surprised! [1]:163–167, The placement of the three genera of the subfamily Desmodontinae within the New World leaf-nosed bat family Phyllostomidae Gray, 1825, may be summarized as:[2]. your own Pins on Pinterest Although their diet might sound a bit gross, there are many positive and surprising things about them too. Vampire! Bracken Cave, located in Texas, has the largest population of bats in the world. False vampire bat, any of certain bats of the Old World genera Megaderma, Cardioderma, and Macroderma (family Megadermatidae) and the New World genera Vampyrum and Chrotopterus (family Phyllostomatidae), conspicuous because of their large size and originally thought to feed on blood, as do the true vampire bats. Vampire bats commonly spread diseases, most notably rabies. ", "Antiphonal calling allows individual discrimination in white-winged vampire bats", "How vampires evolved to live on blood alone", "How Vampire Bats Can Survive on a Diet of Blood", 10.3161/1733-5329(2007)9[261:COGPBF]2.0.CO;2, "Peru battles rabid vampire bats after 500 people bitten", http://www.si.edu/Encyclopedia_SI/nmnh/batfacts.htm, https://en.wikipedia.org/w/index.php?title=Vampire_bat&oldid=997616568, CS1 maint: DOI inactive as of October 2020, Creative Commons Attribution-ShareAlike License, They evolved from frugivorous bats with sharp teeth specialized for piercing fruit, They initially fed on insects that were attracted to the wounds of animals, and then progressed to feeding on the wounds, They initially preyed on small arboreal vertebrates, They were arboreal omnivores themselves and began ingesting blood and flesh from wound sites of larger animals, They were specialized nectar-feeders that evolved to feed on another type of liquid. Sleeping cattle and horses are their usual victims, but they have been known to feed on people as well. Vampire bats feed exclusively on the blood of living animals and are thus the only true parasites among mammals. [26] Nonresident males are accepted into the harems when the ambient temperature lowers. Once having feasted on their host however, the Bats are then so bloated that they can barely fly with their weight almost having doubled. Vampire bats or bats-vampires (Desmodontinae) are subfamily of bats that drink blood. The bat's razor-sharp upper incisor teeth then make a 7mm wide and 8mm deep cut. Vampire bats have taught me many things. [16] If you reference any of the content on this page on your own website, please use the code below to cite this page as the original source. Vampire bats strike their victims from the ground. Bats use a type of sonar to navigate, which means they have an extremely good sense of direction. These notorious bats sleep during the day in total darkness, suspended upside down from the roofs of caves. They then create a small incision with their teeth and lap up blood from the wound. Bats Sided With the Confederacy During the Civil War . Vampire Bats Facts And Myths. To take off from the ground, the bat generates extra lift by crouching and flinging itself into the air. It roosts (rests) in hollow trees, caves, mines, or old buildings, which it shares with hundreds of other bats. Take a look at how many common bat misconceptions came about and just how vital bats are to our everyday lives. No, it’s a vampire bat! July 13, 2015, cherran, Leave a comment . The white-winged vampire (Diaemus) appears to have a special preference for birds and goats. They are often into the bad books of human beings and hence, are associated with consumption of blood of large, warm blooded animals. These creatures are nocturnal and most active in the early night. 6. [32] It usually occurs between females and their offspring, but it is also significant between adult females. Vampire Bat Animal Facts & Information Jaydeep Nesadiya April 25, 2020 The Vampire Bat Interesting Facts and Features, The Vampire Bat is an entrancing animal, and one that has been associated with legends for a considerable length of time. Evolution of feeding strategies in bats. A typical female vampire bat weighs 40 grams and can consume over 20 grams (1 fluid ounce) of blood in a 20-minute feed. Gillette, D. D. 1975. The saliva (draculin) of these mammals precludes the blood from getting halted and thus never allows the blood to form clots. Bats are nocturnal so sleep during the day and are awake at night time. While shedding much of the blood's liquid facilitates flight takeoff, the bat still has added almost 20–30% of its body weight in blood. They land near their prey and approach it on all fours. Bat droppings (poop) are known as guano. Bats are the only mammals that can fly, but vampire bats have an even more interesting distinction—they are the only mammals that feed entirely on blood. Although Vampyrum species are fierce in appearance, their snouts and long canine teeth are used to capture and eat small prey. Will their saliva save you from a heart attack? Vampire bats use infrared radiation to locate blood hotspots on their prey. The fact that some also carry and spread the deadly rabies virus doesn’t help. Their food source is blood, a dietary trait called hematophagy. Vampire bats roost alone, in small groups, or in colonies of thousands. Which came first, the vampire or the bat? Vampire bats are species of microbats that feed on the blood of mammals. Vampire bats are indigenous to southern North America and Central and South America, which is somewhat ironic, given that these bats are closely associated with the Dracula myth that originated in central Europe! Guide to Vampire Bats Vampire Bat Overview. They are the only mammals that can fly. Vampire bats tend to live in colonies in almost completely dark places, such as caves, old wells, hollow trees, and buildings. Along with flying, vampire bats can run, jump, and hop with great speed, using their chest muscles to fling themselves skyward. Their front teeth are sharp and specially shaped to slice skin so blood can flow. There are three genus with only one species of vampire bats. Learning Colors! The common vampire bat (Desmodus rotundus) is a small, leaf-nosed bat native to Latin America.It is one of three extant species of vampire bat, the other two being the hairy-legged and the white-winged vampire bats.The common vampire bat practices hematophagy, mainly feeding on the blood of livestock.The bat usually approaches its prey at night while they are sleeping. Here are five interesting facts about them: These strange looking guys grow to about 9 cm long and have a wingspan of about 40 cm. July 13, 2015, cherran, Leave a comment . There are only three species of bats called vampire bats but that like blood. So, contrary to what many people believe, bats do not fly into your hair. Vampire bats do not suck blood. Horror movies have led to all kinds of negative thoughts and feelings about them. ), Bat biology and conservation: 157–168. This feeding behavior is facilitated by its anatomy and physiology for rapid processing and digestion of the blood to enable the animal to take flight soon after the feeding. Their wings are an extension of their skin. Individuals that spend their own energy as a social investment of sorts are more likely to thrive, and higher rates of survival incentivize the behavior and reinforce the importance of large social networks in colonies. Interesting Facts About Vampire Bats Vampire bats have a short, conical muzzle and specialized infrared sensors on their nose that help them in locating the area where blood flows very close to the skin. Vampire Bat Facts: Habitat. The vampire that found the blood vomits it to feed its friends. Unlike other bats, the vampire bat can walk, run and hop along the ground to stalk its prey. Vampire bats is a subfamily of bats. They spend their days in totally dark places- usually caves but also hollow trees. Unlike fruit-eating bats, the vampire bats have a short, conical muzzle without a nose leaf. Vampire bats have a wingspan of about 8 inches and a body about the size of an adults thumb. (1936b). vampire bat, name for the blood-drinking bats [1] of the family Desmodontidae, found in the New World tropics. [43] The highest occurrence of rabies in vampire bats occurs in the large populations found in South America. The basic social structure of roosting bats is made of female groups and their offspring, a few adult males, known as "resident males", and a separate group of males, known as "nonresident males". All three species are native to the Americas, ranging from Mexico to Brazil, Chile, Uruguay and Argentina. American Society of Mammalogists, 202: 1–6. They then drink the blood that comes from the cut, but they don’t suck it as most … Fun Facts. Image of the Day: Target Practice. Vampire bats live in colonies, forming roosts in dark places which are warm and humid such as caves, hollow trees and old buildings. Today is Halloween, so I am writing about a very scary sounding animal, the common vampire bat. They have a distinct looking fact that is one very similar to the look of vampires in movies. The common vampire bat, Desmodus rotundus, also has specialized thermoreceptors on its nose,[17] which aid the animal in locating areas where the blood flows close to the skin of its prey. Walt's Organic. They typically gather in colonies of about 100 animals, but sometimes live in groups of 1,000 or more. Vampire bats rank high on the list of animals that scare us the most. They have razor sharp teeth that are use to make a small cut in other animals. [16] The hairy-legged vampire bat likely diverged from the other two species of vampire bats 21.7 million years ago. Chia-Yi Hou | Jun 5, 2019. [24] The only other known vertebrates capable of detecting infrared radiation are boas, pythons and pit vipers, all of which have pit organs. They are creatures of the night. It has few but thin, razor-sharp blade-like teeth to make a cut onto the skin. Because the hairy-legged vampire bat feeds on bird blood and it is the ancestral vampire bat, it is considered likely that the first vampire bats fed on bird blood as well. Like fruit-eating bats, and unlike insectivorous and fish-eating bats, they emit only low-energy sound pulses. This poses a problem, so when a bat fails to find food, it will often "beg" another bat for food. Vampire bats, species of the subfamily Desmodontinae, are leaf-nosed bats found in Central and South America. This particular habit in certain animals is known as ‘hematophagy’. Facts About Vampire Bats: The Unique Mammal. They have a very small tail and they also have small ears. All rights reserved. [9] Vampire bats live in colonies of up to 100 bats but can live in colonies of up to 2000 bats. The skull of a vampire bat. They live only in warm climates but can be found from Mexico to Chile and across the southern part of the continent. Learning! They are blood suckers. Bats (Chiro ptera) are unique animals. These splicing events occur exclusively in trigeminal ganglia, and not in dorsal root ganglia, thereby maintaining a role for TRPV1 as a detector of noxious heat in somatic afferents. This he does with the belief that when he is in need of food some other day , he’ll also be helped in the same way #2 … Vampire bats do not actually “suck” blood. The bats drink their victim's blood for about 30 minutes. Funny! [44] Only 0.5% of bats carry rabies, and those that do may be clumsy, disoriented, and unable to fly.[45]. The New World false vampire bats (genera Vampyrum and Chrotopterus) are phyllostomatids that are much larger than the sanguivorous bats. The bats hunt their prey at night and consume their blood as their main food source. Instead, they typically “lap” up two teaspoons of blood a … Resident males mate with the females in their harems, and it is less common for outside males to copulate with the females. There are only three species of bats that are considered vampire bats and use blood as their sole source of food. They have razor sharp teeth that are use to make a small cut… ", This page was last edited on 1 January 2021, at 12:01. Their food source is blood, a dietary trait called hematophagy.Three extant bat species feed solely on blood: the common vampire bat (Desmodus rotundus), the hairy-legged vampire bat (Diphylla ecaudata), and the white-winged vampire bat (Diaemus youngi). Social grooming is mostly associated with food sharing.[32]. The three species of vampire bats only live in Central and South America and Mexico. This is achieved through alternative splicing of TRPV1 transcripts to produce a channel with a truncated carboxy-terminal cytoplasmic domain. They spend their days in totally dark places- usually caves but also hollow trees. Fun Facts. The common vampire bat is found in the tropics of Mexico, Central America, and South America. They are called vampire bats. The inferior colliculus, the part of the bat's brain that processes sound, is well adapted to detecting the regular breathing sounds of sleeping animals that serve as its main food source. Here are five interesting facts about them: These strange looking guys grow to about 9 cm long and have a wingspan of about 40 cm. Of the three known species, one feeds on the blood of mammals, the other two on the blood of birds. [18][19], A vampire bat has front teeth that are specialized for cutting and the back teeth are much smaller than in other bats. This particular species of bat features a short muzzle that is cone shaped. 1. Amazing Facts About the Common Vampire Bat. No wonder they call them vampires. They do not bite humans typically unless they are provoked. In the older literature, these three genera were placed within a family of their own, Desmodontidae, but taxonomists have now grouped them as a subfamily, Desmodontinae, in the New World leaf-nosed bat family, Phyllostomidae. These bats are different from fruit-eating bats. Vampire bats are small bats that live in central and south America. Vampire pumpkins. Is it a vampire? Vampire Bats feed exclusively on the blood of warm-blooded animals, drinking up to a teaspoon (25ml) of blood per 30 minute feed. Instead, they typically “lap” up two teaspoons of blood a night with their tongues. They land near their prey and approach it on all fours. Most of the time they feed on insects and some bots like to eat fruit, fish, and even blood. Schutt, W. A., Jr. 1998. Discover (and save!) Currently, there are three species of bats known to do this. Bats that share food with their hungry cage-mates stay close after being released. In T. H. Kunz, and P. A. Racey (eds. However, vampire bats tune a channel that is already heat-sensitive, TRPV1, by lowering its thermal activation threshold to about 30 °C, which allows them to sense the target. 2020 National Geographic Partners, LLC. [25] Male offspring tend to live in their natal groups until they are about two years old, sometimes being forcefully expelled by the resident adult males. When individuals of a population are lost, bats with a larger number of mutual donors tend to offset their own energetic costs at a higher rate than bats that fed less of the colony before the removal. One of them is the word "sanguinivore", a creature whose diet consists solely of vertebrate blood. It appears at night, sneaks up behind its prey, and sucks its blood! Vampire bats look like any other bat species for the most part. Once the common vampire bat locates a host, such as a sleeping mammal, it lands and approaches it on the ground. Strong limbs. One major injustice perpetrated by humans is to blame all bats for the behavior of just three blood-sucking species: the common vampire bat (Desmodus rotundus), the hairy-legged vampire bat (Diphylla ecaudata), and the white-winged vampire bat (Diaemus youngi). Various Old World false vampire bats are found in Africa, Asia, and Australia. They don't remove enough blood to harm their host, but their bites can cause nasty infections and disease. That suggests that hematophagy (feeding on blood) evolved only once, and the three species share this common ancestor. The saliva contains several compounds that prolong bleeding, such as anticoagulants that inhibit blood clotting,[37] and compounds that prevent the constriction of blood vessels near the wound. Washington D.C.: Smithsonian Inst. Mammalian Species: Desmodus rotundus. [16] Within 4 million years of diverging from other Phyllostomids, vampire bats had evolved all necessary adaptations for blood-feeding, making it one of the fastest examples of natural selection among mammals. Vampire bat colony numbers can range from single digits to hundreds in roosting sites. A pile of bat guano. With supersonic hearing and a taste for blood, these bats are super interesting! The bat's saliva, left in the victim's resulting bite wound, has a key function in feeding from the wound. Vampire bats do not actually “suck” blood. Common Vampire bat has cone-like muzzle (nose and mouth). The bats have few teeth because of their liquid diet, but those they have are razor sharp. They hang upside down when resting. The vampire bat has strong forearms and legs for scuttling along the ground, which helps it creep up on a victim without being seen. A nucleus has been found in the brain of vampire bats that has a similar position and similar histology to the infrared receptor of infrared-sensing snakes. [29], Another ability that some vampire bats possess is identifying and monitoring the positions of conspecifics (individuals of the same species) simply by antiphonal calling. And most of all, they are mammals. They imbibe blood continually for almost half an hour. They prefer field animals such as chickens, goats, cows, and pigs. Bats typically live to around thirty years as an average but have a life span from ten to twenty years. Sharp teeth. A recent study has shown that common vampire bats tune a TRP-channel that is already heat-sensitive, TRPV1, by lowering its thermal activation threshold to about 30 °C. [22], Vampire bats also have a high level of resistance to a group of bloodborne viruses known as endogenous retroviruses, which insert copies of their genetic material into their host's genome.[23]. A vampire bat can only survive about two days without a meal of blood, yet they cannot be guaranteed of finding food every night. . Vampire bats live in a wide range of habitats from arid to humid, and tropical to subtropical areas. The bat listens for the bounced sound, and can determine where objects are … 9 Vampire Bat Facts for Kids. One of the mind-boggling vampire bats facts is that a group of hundred bats have the combined capacity to imbibe blood that is equivalent to almost twenty five cows. Pawan, J.L. [34], If there is fur on the skin of the host, the common vampire bat uses its canine and cheek teeth like a barber's blades to shave away the hairs. Recent analyses suggest that vampire bats arose from insectivores, which discount the frugivore, carnivore, and nectarivore hypotheses of origin. FACTS FOR KIDS! Vampire Bat Facts; Boo Hoo; Vampire Bat Anatomy; A Bat’s Life; Two Bats; Three Species; Vampire Bat Wiki; My Hiding Place; Facts in a Jar; More Bloody Facts; Vampire and Bat; Link/cite this page. They cling tightly to their mothers, even in flight, and consume nothing but her milk for about three months. Vampire bats could hold the key to new treatments for a range of serious medical problems, but researchers have hit a snag accessing the specimens needed to … [20][21], While other bats have almost lost the ability to maneuver on land, vampire bats can walk, jump, and even run by using a unique, bounding gait, in which the forelimbs instead of the hindlimbs are recruited for force production, as the wings are much more powerful than the legs. Jun 4, 2013 - This Pin was discovered by LEPRECUNT. They don’t weigh more than about two ounces. Like all bat species, their wings are actually modified fingers. The Vampire Bat - The Myths And Facts. Vampire bats glide stealthily through the night air as they search for food. Vampire Bat Interesting Facts and Features. [25] In hairy-legged vampire bats, the hierarchical segregation of nonresident males appears less strict than in common vampire bats. Vampires may not be real, but vampire bats are! Vampire bats, species of the subfamily Desmodontinae, are leaf-nosed bats found in Central and South America. [16] A "donor" bat may regurgitate a small amount of blood to sustain the other member of the colony. Vampire bats, like snakes, have developed highly sensitive thermosensation, with specialized systems for detecting infrared radiation. Greenhall, A., G. Joermann, U. Schmidt, M. Seidel. The wingspan of these bats spans 8 inches. Some facts on bats: Bats are not blind and can also see in the dark. WATCH: Real-Life Vampires Hunt With Stealth, https://www.nationalgeographic.com/animals/mammals/c/common-vampire-bat.html. Here are 10 interesting facts about vampire bats. There are … When we think of bats, an unfavorable image often comes to mind. Three extant bat species feed solely on blood: the common vampire bat (Desmodus rotundus), the hairy-legged vampire bat (Diphylla ecaudata), and the white-winged vampire bat (Diaemus youngi). Photograph by Joel Sartore, National Geographic Photo Ark, A common vampire bat photographed at Buffalo Zoo in New York. 1988. Some bats can fly very quickly. Vampire Bats Facts. In one year, a 100-bat colony can drink the blood of 25 cows. Three extant bat species feed solely on blood: the common vampire bat (Desmodus rotundus), the hairy-legged vampire bat (Diphylla ecaudata), and the white-winged vampire bat (Diaemus youngi). The blood moves through the bat’s mouth in … CS1 maint: DOI inactive as of October 2020 (. Riskin, Daniel K. and John W. Hermanson. For equally familiar bats, the predictive capacity of reciprocity surpasses that of relatedness. Vampire bats usually weigh around 40 grams but they can eat up to 20 grams of blood during a feeding. They grow to the length of a human adult thumb and have a wingspan of 20 to 30 cm (8 to 12 inches). The Vampire Bat is a fascinating creature, and one that has been involved with legends for centuries. [27] All considered, vampire bat research should be interpreted cautiously as much of the evidence is correlational and still requires further testing. This behavior suggests social thermoregulation. The common vampire bat (Desmodus rotundus) is a small, leaf-nosed bat native to Latin America.It is one of three extant species of vampire bat, the other two being the hairy-legged and the white-winged vampire bats.The common vampire bat practices hematophagy, mainly feeding on the blood of livestock.The bat usually approaches its prey at night while they are sleeping. © 1996-2015 National Geographic Society, © 2015- Giant Vampire Bats are creatures portrayed in Journal 3. The common vampire bat is found in a variety of habitats in Mexico and Central and South America. Its saliva prevents the blood from clotting. They range in Central to South America and live in arid to humid, tropical and subtropical areas. Vampire Bat Facts – Facts about Vampire Bats Summary. One of them is the word "sanguinivore", a creature whose diet consists solely of vertebrate blood. Due to their blood-sucking diet, their digestive systems are designed accordingly. Biomechanics: Independent evolution of running in vampire bats. Vampire bats have special sensors in their noses that help them detect the heat of blood vessels close to the skin of their prey, so they know where to bite. Young vampire bats feed not on blood but on milk. A related unique adaptation of vampire bats is the sharing of food. The color of its upper coat is grayish-brown to golden. The upper incisors lack enamel, which keeps them permanently razor sharp. Chiropteran hindlimb morphology and the origin of blood-feeding in bats. Common vampire bat. In the laboratory it has not been possible to feed Diaemus on cattle blood. There are three species ranging from Argentina to N Mexico. The common vampire bat feeds primarily on the blood of mammals (occasionally including humans), whereas both the hairy-legged vampire bat and white-winged vampire bat feed primarily on the blood of birds. Many questions received by the Museum concern the vampire bat. Are vampire bats nicer than people? CS1 maint: multiple names: authors list (. [25] Female offspring often remain in their natal groups. 7 FUN FACTS ABOUT BATS! Vampire bats are incredibly small. [27] Furthermore, donor bats were more likely to approach starving bats and initiate the food sharing. … The color of its upper coat is grayish-brown to golden. They are the only mammals that can fly. There are multiple hypotheses for how vampire bats evolved. Does there exist any living being that sucks blood and yet is a mammal? A drug developed from research on the anti-coagulant properties of bat saliva is used to prevent blood clots in heart and stroke patients. navajocodetalkersadmin on January 15, 2015 - 10:00 am in Fun Facts for Kids. 2005. This ability to run seems to have evolved independently within the bat lineage. Vampire bats tend to live in colonies in almost completely dark places, such as caves, old wells, hollow trees, and buildings. It then likely uses thermoception to identify a warm spot on the skin to bite. Today is Halloween, so I am writing about a very scary sounding animal, the common vampire bat. 09. of 10. Famous for feeding on other mammals’ blood, the vampire bat is a good flier and also scuttles along the ground after its prey. This particular species of bat features a short muzzle that is cone shaped. However, the risk of infection to the human population is less than to livestock exposed to bat bites. The saliva of the vampire bats contain chemicals that prevent the clotting of the blood of the victim; this has been used to develop drugs to help the patients of strokesand heart attacks. Social Bonds Among Captive Vampire Bats Persist in the Wild. Photo credit: Muffet on VisualHunt / CC BY. (The photo's of a common one and is from Wikimedia Commons). Some legends tell that a vampire can transform into a bat, an owl, a rat or even into a wolf whenever it wants to. [33], As noted by Arthur M. Greenhall:.mw-parser-output .templatequote{overflow:hidden;margin:1em 0;padding:0 40px}.mw-parser-output .templatequote .templatequotecite{line-height:1.5em;text-align:left;padding-left:1.6em;margin-top:0}, The most common species, the common vampire (Desmodus) is not fastidious and will attack any warm-blooded animal. Vampire bats live up to nine years in the wild and up to 20 years in captivity. They grow to the length of a human adult thumb and have a wingspan of 20 to 30 cm (8 to 12 inches). They don’t weigh more than about two ounces.They have a distinct looking fact that is one very similar to the look of vampires in movies. Its body has a length of 65-95 mm and weigh between 15 and 50 grams. Vampire bat, (family Desmodontidae), any of three species of blood-eating bats, native to the New World tropics and subtropics. There are a few that have been clocked at speeds of fifty miles per hour. Due to differences among the three species, each has been placed within a different genus, each consisting of one extant species. The unique properties of the vampire bats' saliva have found some positive use in medicine. The length of their head and body is generally two to three inches and they weigh two ounces at the most. Whether it's the scary portrayal of them in vampire films and literature or a general fear of how their real-life counterparts might transmit viruses, bats have gotten a bad rap that's actually more fiction than fact. Vampire Bats Facts These vampire bat facts are bananas! The Eastern European tale of a vampire, a corpse that came back to life and sucked blood from the neck of its human victim, dates back to the Middle Ages. They come out to feed in the darkest part of the night. Vampire bats hunt only when it is fully dark. The wingspan of the common vampire bat (Desmodus rotundus) is 35 to 40 cm. Armed with sharp teeth, a blood-lapping tongue, and an anticoagulant in its saliva, the vampire bat's attack is so subtle that it can sometimes feast undetected. They have a very small tail and they also have small ears. Unlike other bats, vampire bats feed on blood. [27] This finding suggests that vampire bats are capable of preferentially aiding their relatives, but that they may benefit more from forming reciprocal, cooperative relationships with relatives and non-relatives alike. Vampire bats, species of the subfamily Desmodontinae, are leaf-nosed bats found in Central and South America. It is said that in just one year, an average sized Vampire Bat colony can drink the blood of 25 Cows, but their metabolism is so fast that they must feed every two days to ensure their survival (blood is very nutritious containing high amounts of water). Only three of the more than 1,300 bat species in the world are vampire bats: the common (Desmodus rotundus), the white-winged (Diaemus youngi) … 11 Bloody Facts About Vampire Bats. Bats (Chiro ptera) are unique animals. Facts About Vampire Bats: The Unique Mammal. There are … [5][6] [35] Their teeth are so sharp, even handling their skulls in a museum can result in cuts.[36]. A 100 bat colonies can drain 25 cows of their blood in a year. 1983. Vampire bats are in a diverse family of bats that consume many food sources, including nectar, pollen, insects, fruit and meat. In: Stroke: Journal of the American Heart Association, "Phylogeny of phyllostomid bats (Mammalia: Chiroptera): data from diverse morphological systems, sex chromosomes, and restriction sites", 10.1206/0003-0090(2000)248<0001:popbmc>2.0.co;2, "In cold blood: Compositional Bias and Positive Selection Drive the High Evolutionary Rate of Vampire Bats Mitochondrial Genomes", "Evolution of parasitism along convergent lines: from ecology to genomics", "Biology of bats of the New World family Phyllostomatidae /", "Biological infrared imaging and sensing", "Audition in vampire bats, Desmodus rotundus", "Classification of human breathing sounds by the common vampire bat, Desmodus rotundus", "Vampire Bats Survive by Only Eating Blood—Now We Know How", "Ganglion-specific splicing of TRPV1 underlies infrared sensation in vampire bats", "The Social Organization of the Common Vampire Bat II:Mating System, Genetic Structure and Relatedness", "Food sharing in vampire bats: reciprocal help predicts donations more than relatedness or harassment", "Does food sharing in vampire bats demonstrate reciprocity?