Penguin colonies are declining worldwide; explore their adaptations, threats, and what their struggle tells us about Earth’s ...

Animals have evolved to sleep in extreme ways — for example, taking micro naps during parenting, sleeping on the wing during ...

Wildlife encounters have a unique power to reshape how people see the world and their place within it. Observing animals in ...

Penguins might look like they have life figured out in neat black-and-white suits, but the reality behind the waddle is far ...

A Galapagos penguin was not content to be merely observed by divers, with hilarious footage showing the plucky waterbird aggressively checking out human intruders in waters off the Galapagos Islands.

Animals that researchers call “supersucklers” come back to nurse even after they can hunt, mate and fend for themselves.

Last December, staff at Adventure Aquarium in Camden, New Jersey, celebrated the arrival of two newly hatched African penguin ...