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 ...

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 ...

Scuba diving in the ocean can be an otherworldly experience, as can the marvels waiting to be discovered. Imagine swimming along and being approached by a massive sperm whale, who furthermore would ...

Pregnancy is often measured in weeks and months. For humans, nine months can feel long enough to change an entire life. But ...

Scuba diving in the ocean can be an otherworldly experience, as can the marvels waiting to be discovered. Imagine swimming ...

While the blue whale holds the title as both the largest and heaviest animal ever known, other whale species can weigh between 200,000 and 300,000 pounds, with hearts that weigh as much as a small ...