From 9-foot tall ostriches to albatrosses with gargantuan wingspans, here are some of the biggest birds in the world.

An optical illusion has left people divided over what they can see in the image. Apparently, what you see first can reveal ...

Nevertheless, nature still has the ability to surprise us. Take the shoebill, for example: a bird so bizarre, it almost ...

To know what a tropical bird is, you first have to know where the tropics are. The tropics form a band around the equator, ...

Image by Lucy Haskell via YouTube The woodpecker finch (Camarhynchus pallidus), one of Darwin’s famous Galápagos finches, represents one of the most well-documented cases of tool use in birds. Unlike ...

Swallows are summer migrants from Africa to Ireland, arriving here in spring and departing in autumn. If the weather is good they will often rear two or even three broods of young.

Their beaks are strong and sharp, and what is the most attractive feature is the casque, a helmet-like structure that sits atop their heads. The colourful skin around the beak and neck plays a ...

In birds, the egg tooth is made of calcium and is usually confined to the tip of the upper mandible, although some species such as avocets, stilts, and woodcock have an egg tooth on the tip of the ...

By studying beaks in light of this mathematical rule, we can understand how the faces of birds and other dinosaurs evolved over 200 million years.

The secretary bird may look like it’s dressed for a fancy party, but as an unlucky jackal learned, this bird is not a very welcoming host!

Cockatoos in Sydney have outsmarted locals by figuring out how to open trash bins, leading to a creative battle between birds and residents.