Search
Vertebrates evolved in the sea and eventually moved onto land. The ancestors of whales later returned to the sea.
Photo

Whales Returned to the Sea

View Image
A whale size comparison chart
Photo

What is the Largest Whale? A Cetacea Size Comparison Chart.

View Image
A drawing of Phoenix from the North Atlantic Right Whale Catalog documents her callosity pattern and other identifying marks.
Photo

Who’s That Whale?

View Image
Offshore Peru, during the Eocene (~56-34 million years ago), showing two archaeocetes (ancient whales): Ocucajea picklingi and Supayacetus muizon.
Photo

Eocene Whales and Penguins Off the Coast of Peru

View Image
An illustration of a recently discovered species of Monodontid, Bohaskaia monodontoides, and its beluga and narwhale relatives
Photo

Illustration of a New Fossil Whale, Bohaskaia monodontoides

View Image
An adult giant squid battles its only known predator - a sperm whale.
Photo

Battle with a Sperm Whale

View Image