With long, fang-like tusks protruding from its mouth, the Siberian musk deer looks like something out of a vampire legend. Unlike true vampires, though, this unusual deer doesn’t drink blood—it uses ...

Once the person is bitten, they too become a vampire, as if vampirism is a kind of virus. Vampires live forever and are thought to be able to turn into bats. Vampires really hit their stride ...