At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs.

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers. This is shown by new research based on analyses of a mosasaur tooth found in ...

The size of the tooth testifies to an impressive creature that could grow up to 11 metres long. Reconstruction by Christopher ...

From water fleas to seed shrimp, Australia’s desert rock holes shelter unique animals found nowhere else. But as the climate ...

Humans may count themselves lucky to reach 100, but some creatures have lifespans that make centuries look like a weekend. In the ocean’s depths and the world’s quiet corners, a handful of species ...

Almost a quarter of freshwater animals, including crabs, crayfish, shrimp, damselfly and fish, are threatened of going extinct, according to a new, global study that was published on Wednesday. The ...