All kinds of animals are present on this Earth. Most animals have ravenous teeth that are used to hunt other animals. Here ...

Birds also have beaks instead of teeth. Around the world, birds come in many different colours, shapes and sizes from shoebills to the tiny humming bird. Here in the UK, the Robin is a bird you ...

"Longipteryx is one of my favorite fossil birds, because it's just so weird— it has this long skull, and teeth only at the tip of its beak," says Jingmai O'Connor, associate curator of fossil ...

Living bird species also have no teeth, although some species – often aquatic ones – have ridges on their beaks. These may function similarly to simple teeth by helping the birds to hold on to ...

Their mouths still contained sharp teeth. But over time, birds lost their teeth and evolved beaks. Can you imagine coming face-to-face with a toothy pigeon? After more than 140 million years in charge ...