Do you know why blue-footed boobies have blue feet? Author Laura Erickson does, and you’ll find the answers to this and many ...

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 ...

The ostrich can't fly. Instead it has long powerful legs ... What makes an animal a bird? Learn about the different characteristics that make an animal a bird in this video.

Have you ever wondered if a bird can fly without tail feathers? We asked birding experts for the answer. Learn all about bird ...