Cretaceous Period

Scientists have detected the first evidence of pigment in Cretaceous oviraptorid eggs.

An ancient sea monster the size of a car might sound like a behemoth, but it was quite small compared with its ginormous cousins, some of which reached bus lengths, new research finds.

Sometimes, a little curiosity about fossils can go a long way.

A Cretaceous mantis fossil is helping scientists piece together how these insects evolved their prey-nabbing adaptations.

The body of a tiny chick in a piece of Burmese amber from the Cretaceous period was preserved in incredible detail.

Scientists recently found the most complete fossil to date of a type of bird from the Cretaceous, trapped in a piece of amber.