Size shapes the way animals move, hunt, and survive. For example, in the ocean, ginormous creatures rely on their massive ...

A weird extinct whale with a plump body and tiny limbs isn't the heaviest animal to ever live after all, a new study has claimed, bringing with it a whale of a debate. But now, the authors of a new ...

There could be a new contender for heaviest animal to ever live. While today's blue whale has long held the title, scientists have dug up fossils from an ancient giant that could tip the scales.

GLOUCESTER — There was cheering and shouting far off shore on July 4 when a local whale watch boat enjoyed a rare sighting of the largest animal on the planet — a blue whale. Excitement ran through ...

Move over, blue whale. You've been demoted. Scientists have discovered what they say could be the heaviest animal that ever lived on Earth: a gigantic ancient whale that may have been two to three ...

Whale watchers touring the coast of Cape May got a rare glimpse of a blue whale — the world's largest animal — during a wildlife research trip earlier this month. The sighting happened Sept. 12 on a ...

A rarely seen blue whale has been spotted off the California coast, placing the gargantuan creature thousands of miles away from where they are normally found during Christmas. The blue whale was ...

Blue whales don’t just hold the title for the biggest animal on the planet today. The truth is that they’re […] ...

Move over, blue whales. There could be a new heavyweight champ in town. Fossilized vertebrae and ribs from a newly discovered ancient whale suggest that it could have outweighed modern blue whales, ...