Scientists found shark teeth inside fossil whale skulls, revealing how sharks fed on whales millions of years ago.

A team of wildlife experts with the Pacific Whale Foundation snapped a photo of a breaching dolphin flying 15 feet into the ...

Cetaceans can be split into two main types: baleen whales (which have a sieve-like structure within their mouth to catch tiny fish when they take a gulp of water) and toothed whales (which eat prey ...

Researcher Imran Samad’s new short film on the endangered Indian Ocean humpback dolphins of Goa draws attention to these intelligent, highly social animals ...

Meet the legends of Earth’s prehistoric oceans, from the pliosaur – a gigantic, gnarly toothed creature – to the ichthyosaur, a majestic and speedy, dolphin-like predator.

Sperm whales are the largest toothed predators on Earth and among the deepest divers in the animal kingdom. These giants ...