When two ecosystems collided, ichthyosaurs re-evolved the ability

A fossil record in central Colombia reveals how marine animals evolved during a period of environmental change.

Sharks Smithsonian Ocean

Enormous Crocodylomorph Discovered in Colombia – Dirley Cortés

Marine heatwaves spell trouble for tropical reef fish — even

Oldest ichthyosaur fossil hints they evolved before mass extinction

Strange Science: What is Evolution?

Organic Technology - TV Tropes

Ichthyosaur, Fossil Wiki

How the first cat-like sabre-tooth predator was discovered – and

How the first cat-like sabre-tooth predator was discovered – and