A new study argues that Perucetus, an ancient whale species, was certainly big, but not as big as today’s blue whales. By Carl Zimmer Last August, a team of paleontologists announced that they had ...

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, ...

Perucetus colossus became one of the most controversial whale discoveries in modern paleontology after scientists uncovered gigantic fossilized bones buried beneath the Peruvian desert . Early ...

EDITOR’S NOTE: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A colossal ancient whale discovered in ...

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 ...

Perucetus drifted through shallow seas like a gigantic manatee, scientists suspect. By Carl Zimmer Paleontologists on Wednesday unveiled the fossilized bones of one of the strangest whales in history.

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.

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A newly discovered whale that lived nearly 40 million years ago could be the heaviest animal to have ever lived, based on a partial skeleton found in Peru, scientists said on Wednesday. The modern ...

The blue whale is the giant of our oceans and indisputably the largest living animal on Earth. According to BBC Earth, an adult whale can weigh as much as 40 elephants or 30 Tyrannosaurus rex! But ...