He also spent time studying fossils from the area around Moscow.

How and why is a puzzle that paleontologists are trying to solve by studying fossils and rock formations.

They study fossils, for example, or compare the DNA of related species.

The next morning, a group of people travel to a remote island to study fossils.

He specialises in paintings of dinosaurs and has studied fossils for over 35 years to gain the necessary knowledge about them.

Paleontologists studying fossils had placed the divergence of prokaryotes and eukaryotes about 1.4 billion years ago.

"Diggin' Dinos," studying fossils, including eggs, claws and bones to learn about dinosaurs.

Hawkins eagerly accepted, and spent months traveling the country, studying American fossils.

In the period between 1606 and 1616, Fabio Colonna studied fossils, finding evidence for their organic origins.

To study fossils, he purchased fossil material such as the Mosasaurus.