birds

How Birds-To-Be Get Oxygen Inside Eggs

Unlike humans, bird embryos don't have an oxygen pipeline from their mothers. They develop inside eggs in a nest. Skunk Bear's latest video explains why these pre-hatchlings don't suffocate.

Baby Animal Profile: Whetu, The Kiwi Chick

Whetu, an almost 4-month-old brown kiwi at the Smithsonian Conservation Biological Institute, is the first female born to her parents. She enjoys staying up all night, eating worms and burrowing.