Being big is an intrinsic benefit for a prey species. Elephants are not often successfully hunted by leopards, hyenas, wild dogs, and so on. Only the very largest predators (lions) can attack an adult elephant, and even then only as a group. By becoming big, elephants gained immunity from the vast majority of local predators. read more
Elephants evolved to their current size over the course of tens of millions of years; this size adaptation is likely a survival mechanism because a full-sized, adult elephant faces very little threat from predators, though baby elephants are much more vulnerable to predation from big cats such as lions and wild dogs. read more
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