One of the world's leading hybridization experts believes that humans did not evolve entirely from apes.
The skeletal remains of what is thought to be a cross between a human and a Neanderthal have been found.
Residents in Namibia have reported being terrorised by a strange half-dog, half-pig hybrid creature.
It looks like a donkey but has a zebra's stripes and instincts - meet the zedonk, a cross between a donkey and a zebra.
A bear killed by an inuit hunter could be a rare example of a cross between a polar and grizzly bear.