April 25 is World Penguin Day, and the Detroit Zoo is celebrating an ongoing study benefiting wild penguins.

Elephants and giraffes often join in the creativity too. This summer, all the wild art work will appear in Gallery Main ...

From swimming faster than Olympic athletes to proposing with pebbles, penguins are full of surprising and lovable traits. Celebrate World Penguin Day by discovering 10 fun facts that prove why these ...

For "Earth Day", the National Geographic documentary series "The Secret World of Penguins", produced by Oscar winner James ...