Essay:Vampire Animals - RationalWiki
Essay on Society. Research Paper on Bats - Dream Essays
Curiously, the old European association of bats to vampires occurred long before Europeans discovered the existence of the less common species of vampire bats in South America (the only continent where vampire bats are found).
Essay on vampire bats Top of chinese and metabolic challenges of mind
Whether you consider their anatomical or physiological specializations ortheir amazing social structure, the vampires are among the most excitingof bats.
Essay on vampire bats. Coursework Academic Writing Service
Three theories account for the origin of vampire bats. The first proposesthat vampire bats originated from fruit-eating bats. This theory suggeststhat large, strong upper incisor teeth would make fruit bats well suitedto switching to blood. This theory does not explain why blood-feeding didnot also appear among the Old World Fruit Bats, the Pteropodidae.
Vampire Bats Feeding Video -alaskainpics
Each vampire bat, whatever the species, needs about two tablespoonful ofblood every day. This represents about 60% of the bat's body weight, or20 g of blood. The bats extract this blood through a wound they make withtheir front (incisor) teeth. The wounds are approximately 5 mm deep and 5mm in diameter and do not cut arteries or veins. If you made a wound thissize on your body, it would produce about one drop of blood or less than agram. It appears that vampire bats are "one stop shoppers," feeding onone victim each night. Getting 20 g of blood from a wound that normallyproduces just one drop is a specialized business.