Technically, they fall into the category of “unregulated wildlife.” That makes them, in the words of the law, legal to own, ...

Why are there so many bones in animal skulls, and which animals have the most? [What Is the Toothiest Animal on Earth?] You may like Our teeth evolved from fish 'body armor' over 460 million years ...

But when evolutionary biologist Abby Grace Drake and her colleagues scanned 1,810 skulls of cats ... of this in non-human animals. Their chicks instinctively peck at a red spot on the parent ...

The unearthed bones are dominated by remnants of skulls, nearly all of them from animals that have horns or antlers. Limbs, jaws, teeth and all other bones are comparatively rare at the site.