A zebra is currently on the loose somewhere in the Cascade Mountains and nobody has been able to catch it.
Named Zippy, the new arrival, which was born last month, is one of only two known 'zonkeys' in the UK
Scientists have played down the idea that a zebra relies on its stripes to help it hide from predators.
A new study has suggested that a zebra's stripes might actually be used to help it cool down.
A new study has revealed the strongest evidence yet that the stripes help to deter biting insects.
Researchers believe zebras evolved stripes as a way to help keep blood-sucking flies at bay.
It looks like a donkey but has a zebra's stripes and instincts - meet the zedonk, a cross between a donkey and a zebra.