Gray whales travel from the Arctic to Mexico each year. And they're not finding enough to eat, scientists say.

A true giant of the ocean, the Gray Whale stands as a formidable opponent to the killer whale, despite its size disadvantage. Known for its long migrations and gentle nature, this massive creature ...

PUNTA ARENAS, Chile — A humpback whale briefly swallowed a kayaker off ... After a few seconds in the water, Adrián managed to reach his father's kayak and was quickly assisted.

What are the three rivers you visited for this book and why? I wanted to give the book the form of water –– of the water cycle, in fact. So, it begins and ends at the little chalk stream ...

You may know a ton of fun facts about animals, but we bet you haven't heard these jaw-dropping truths Are you up on your fun ...