The nocturnal Potoo of Central America is nature's most surprised looking bird. In his treatment of the family in the Handbook of the Birds of the World, Cohn-Haft describes the potoos as "little more than a flying mouth and eyes".
POTOO BIRD Family: Nyctibiidae Habitat: Forests of South and Central America Fun Fact: Potoos' unforgettable eyes have slits in the lids that allow them to sense movement even when their eyes are closed.
It's white and it's rare but an albino sparrow's striking snow-white plumage means even its feathered friends might not know whether their unusual mate is a boy or a girl. Caroline Crain via Marlene Molina onto For the birds