The Evolution of Whale Echolocation
2:47:38
The Complete History of the Earth: Everything Before the Dinosaurs SUPER CUT
31:31
Where Did Earth's Water Come From?
9:16
The Ridiculously Extreme Lives of Deep Sea Whales
10:44
How Ocean Currents Turned Whales into the Largest Animals that have Existed
10:02
The Evolution of Bats
9:25
The Evolution of Hammerhead Sharks
11:46
Evolution of Live birth (Why do mammal not lay eggs?)
49:03