Birds12345

A bird is a warm-blooded, feathered vertebrate that is able to fly. They are characterized by their beak, two wings, and two legs. Birds have a wide range of sizes and colors and can be found in nearly every habitat on Earth. They are known for their ability to fly and many birds have an incredible sense of migration, some species travel thousands of miles every year. They are also known for their ability to lay eggs, and many species have elaborate courtship rituals and songs.