Falcons are a genetically distinct group and are more closely related to parrots than the other birds of prey.

Birds are vertebrate animals adapted for flight. Many can also run, jump, swim, and dive. Some, like penguins, have lost the ability to fly but retained their wings. Birds are found worldwide and ...

Horned screamers are the unicorns of the bird world. Over the course of their lives, these birds grow long, white spines of cartilage in the middle of their foreheads. Some birds possess horns ...

This fact sheet attempts to dispel the fears and answer some of the questions most often asked of the National Museum of Natural History by presenting some general facts about the biology and natural ...