Fossil Guides

Moroccan phosphate basin landscape
The Oulad Abdoun Basin: Why Morocco's Phosphates Are Full of Mosasaurs
The phosphate mines near Khouribga hold one of the richest marine fossil records on Earth. Here is why, and what lived there 66 million years ago. Read more...
Illustration of a mosasaur in a Late Cretaceous sea
Mosasaur vs Dinosaur: What's the Difference?
Mosasaurs lived alongside dinosaurs, but they were not dinosaurs. Here is what set these Late Cretaceous sea reptiles apart. Read more...