Most people size up animals by how tall they stand or how long they stretch, but weight tells a different story. Measuring by mass alone reveals which creatures carry the most bulk. If you're curious ...

After years of bulking season, Chunk the brown bear has finally lived up to his name — and his waistline — by winning Fat Bear Week 2025. Chunk who weighs over 500kg (1,200 lbs) even overcame a broken ...

Discover 10 surprising animals you didn’t know produce milk, from whales and bats to seahorses and penguins, and learn how ...

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

"So, unless you get a cyclone or a bird bringing one down, very few people get to see them." The creature's giant size may be linked to its ability to survive in a colder, high-altitude environment.

The bears are extremely fat this year, and I’m looking forward to seeing how people react to how fat they are,” says the ...