Vampire bats:
a. exhibit reciprocal altruism but not kin selection.
b. are unusual in that they are one of the few animal species that exhibits kin selection.
c. will sometimes regurgitate blood into the mouth of another bat that is close to starving, but the
likelihood of the bat doing this is a function of the degree of relatedness between the two individuals.
d. There are no such things as vampire bats; they're from a Dracula novel.
e. will sometimes regurgitate blood into the mouth of an unrelated bat that is close to starving.
Ans: e. will sometimes regurgitate blood into the mouth of an unrelated bat that is close to starving.
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