Summary Table of the Top 10 Heaviest Animals in the World Let’s recap the animals that earned a top spot on our list of the ...

The modern blue whale has long been considered the largest and heaviest animal ever ... according to Guinness World Records. But the researchers estimated the ancient whale’s weight range ...

That makes it as heavy as about 40 blue whales, the largest animals known to have existed ... The US is also home to the world's largest single-stem tree by volume, General Sherman, in California ...

From deadly 'living fossils' to glowing sea angels, the ocean floor is home to creatures almost alien to us. Here are five incredible creatures straight from the deep.