Here is a list of the most colourful birds in the world. The scarlet macaw is a large parrot species. It can grow 32 inches long and weigh up to 2.2 pounds. Mainly red in color, it also has blue wings ...

Horned screamers are the unicorns of the bird world. Over the course of their lives, these birds grow long, white spines of cartilage ... lodged in other birds’ chest like shrapnel.