Upper skull of a green iguana: The µSurf confocal microscope in the background can be used to detect traces left by nutrition on tooth surfaces. Credit must be given to the creator. Only ...

Scientists still debate the purpose of this dinosaur's iconic horns and spiky head plate. Find out what we’ve learned about how Triceratops lived and why it went extinct. Triceratops’ enormous ...

A complete skull of a terrifying predator that ruled ... They were medium to large-sized creatures with both carnivore and herbivore species. Scientists say dinocephalians had thick cranial ...

The fossilized skull of the largest rodent ever recorded ... It is thought that the three-meter-long herbivore would have roamed estuaries and forests 2-4 million years ago. The mammal, which ...

The new discovery comprises a skull and nine or neck vertebrae ... The species was probably an herbivore. "Their main food ...