Birds are amazing animals. They've adapted to live in environments throughout the world. They're an extremely diverse group. Most fly, but many don't. Some are herbivores and some are carnivores. Some are shy and some are fearless. This list is full of the coolest birds on earth, from the fierce to the beautiful to the bizarre.All of these cool bird species have a special talent or distinguishing feature that makes them unique — whether that's reaching speeds of 200 miles per hour or migrating more than 40,000 miles per year. Explore the world of interesting birds, and vote for the bird you think is the greatest.
The King of Saxony bird of paradise has magnificent head feathers that can grow up to twice its body length. The head feathers can be 50 cm long, while the bird itself is only about 22cm long.
This is the world's longest flying bird — about three feet from beak to tail. It's so huge that it eats monkeys.
Ribbon Tailed Astrapia
The ribbon tailed astrapia has the largest tail-length-to-body ratio of any bird. The bird's body is usually about one foot long, while the tail feathers are three feet long. Its body looks a bit like the body of a peacock. The long tail is only found in the male bird.
The flightless kiwi is part of the family that includes ostriches and emus, despite the fact that it's only the size of a chicken. The kiwi has the largest egg to body size ratio of any bird — it lays an egg that is roughly 6 times the size of a chicken egg. A male and female kiwi will remain mates for about 20 years, and the male is usually the one who incubates the eggs.