GROUP NO 2. CLASSIFICATION Kingdom ;Animalia Phylum; Chordata Class; Mammalia Order; Chiroptera Family; Phyllostomidae Subfamily ; Desmodontinae Genus; Desmodus Species; Desmodus rotundu s. SOCIAL ORGANIZATION
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Most vampire Bats roost singly or in a small group of twelve or fewer individuals, although common vampire bats occasionally form colonies as large as 2000 individuals .Basic social structure is made up of harems composed of females and their offspring and few adults males(resident males)and separate group of males known as nonresident males
In most instants the sex of adult bat are easily distinguished. Adult male have a conspicuous penis also consider presence of scrotal testes and adult have an area around the nipples of their breast where the hair has ben worn away by nursing young
Also they are different in size,vocolization and behavior that distinguish females from males
female vampire consume over 20 grams of blood in 20 min feed.
Gestation period is about 7 months and give birth to 1 pup
Another unique adaptation of vampire bats is the sharing of food. They can only survive about two days without a meal of blood yet they can not be guaranteed of finding food for every night