According to the WWF (World Wide Fund for Nature), the Earth's ... These are some of the most dangerous wild animals in ...

South America is in both the Northern and Southern ... Their teeth are designed to tear through plants and animals. Piranhas lose their teeth regularly, with new, sharp teeth growing in their ...

They start in September in New England, traveling down the Appalachian ridges on their way to their wintering grounds in South America ... the dark tail has a wide white band.

Howlers are New World monkeys found in tropical Central and South America. They are aptly named ... howlers and other New World species have wide, side-opening nostrils and no pads on their ...

"We're not animals," the 28-year-old said ... Trump's crackdown has triggered a new migration wave from north to south that has left authorities in the region struggling to cope.