Swimming Dinosaur Facts

The video explores five fascinating facts about swimming dinosaurs and reptiles. It begins with an introduction to the topic, highlighting that most swimming creatures were reptiles, not dinosaurs, except for the Spinosaurus. The Spinosaurus is noted for its size and semi-aquatic lifestyle. The video then discusses the pliosaurus, known for its powerful bite, and the evolutionary stability of crocodiles. Finally, it covers the evolution of dolphins from land-dwelling creatures to aquatic mammals.

In what ways have crocodiles remained unchanged over millions of years?

Describe the evolutionary transition of dolphins from land animals to aquatic creatures.