Ahead of Earth Day, a sneak peek for National Geographic's The Secrets of the Penguins is revealed. Watch it here!

These birds have evolved to withstand the equatorial sun and shelter in volcanic rocks along a subtropical coastline. After ...

meaning the keepers are very busy making sure the penguin exhibit is clean when visitors come. But adulthood is already on the horizon. Pesto has started losing some of his baby feathers ...

Wildlife welfare org. Pearl is a special penguin. The Wildlife Welfare Organisation (WWO) in Goolwa, Australia, found the little bird with head-to-toe white feathers on March 30. Due to the ...

Now, the U.S. has its own baby penguin that some are saying is "the ... islands and are known for their distinctive orange feathers on their heads and upper chests, are the world's second-largest ...

Penguin feathers from the Antarctic Peninsula reveal mercury contamination, despite no local human sources. Mercury, a neurotoxin, bioaccumulates in food chains, affecting fish-eating animals.