Bird beaks come in almost every shape and size—from the straw-like beak of a hummingbird to the slicing, knife-like beak of an eagle.

Triceratops lived at the end of the Cretaceous period, between 67 million and 65 million years ago. Once considered solitary, new fossil discoveries indicate it was a social animal that may have ...

It found that “over one to two million years at the end of the Cretaceous Period, Triceratops went from having a small nasal horn and long beak to having a long nasal horn and shorter beak.” ...

Beaks are a typical hallmark of modern birds and can be found in a huge variety of forms and shapes. However, it is less well known that keratin-covered beaks had already evolved in different ...

An analysis of two theropod dinosaur fossils has shown that they had a type of carpal bone (pisiform) in their wrists—a bone ...

We have found, however, that this incredible diversity is underpinned by a hidden mathematical rule that governs the growth and shape of beaks in nearly all living birds.

Triceratops dinosaurs may have left this planet 66 million years ago. But the continued discovery of their fossils informs fascinating facts about Triceratops horridus.

The herbivorous Triceratops, for example, had a bird-like beak, which the animals may have used to snip off pieces of vegetation from the ground or higher up. They also boasted rows of hundreds of ...

An extraordinary new species of horned dinosaur has been discovered in northern Montana, a study published Thursday reported. The previously unknown species, named Lokiceratops rangiformis, is ...