Livestream viewers around the world have been marveling at the baby eagles' growth since they hatched in Big Bear, California ...

An eaglet has left the nest. On June 2 at 10:46 a.m. PDT, an eaglet named Sunny officially fledged and left the nest that she ...

The great eared nightjar, a mysterious “baby dragon” bird, defies nature by hunting silently at night and laying its eggs right on the forest floor.

The researchers analyzed rare fossils of hatchling birds found in northern Alaska, which offered the earliest evidence of the ...

An Anna's hummingbird chose a reader's backyard cactus to build a nest and lay eggs, but not everything went to plan.