Answer: Feathers! Many people think birds are unique, just because they lay eggs. But echidnas ( spiny Australian animals), the rare komodo dragon and  many other animals lay eggs, too. And other people think birds are unique because they can fly. But other animals can fly, too. Any other animal questions? Send them in to Abingdon, Oxfordshire OX14 4DR.

Also, get a vast variety of advice on animals and where in UK zoos to see them by simply just calling:

+44 7813108202.