Results of a partial necropsy and tissue tests taken from the sperm whale that washed up on Nantucket's south shore late last ...

The Mediterranean Sea is home to some of the ocean's largest animals. Among the nine species of cetaceans commonly found along its western shores are the fin whale (Balaenoptera physalus, the world's ...

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

Can you guess which aquatic mammal has the largest brain ever recorded? Let's find out more about this ocean giant together.

Learn why blue whale calves are prime orca targets and how their massive mothers use slipstreams, allies, and shockwaves to keep them alive.