Diving birds like penguins, puffins and cormorants may be more prone to extinction than non-diving birds, according to a new study. The authors suggest this is because they are highly specialized and ...

Birds are not just creatures of the sky. Many species have become expert swimmers and divers. Penguins, cormorants, puffins, loons, grebes, anhingas, auks, and murres showcase remarkable underwater ...

Birds are usually admired for their ability to fly, yet some species are equally skilled beneath the water’s surface. Through specialised wings, powerful feet, dense bones and oxygen-saving ...