The apparent animal dye job follows other instances of animals — including dogs and other donkeys — being passed off as other species at zoos Sometimes things aren't as black and white as they ...

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

Seeing through one eye or many, in technicolour or black and white, few animals experience the world as we do. By analysing the properties of animals' visual systems, we can model what the world would ...