LifeAn ancient whale claimed the title of heaviest animal ever in 2023 Perucetus colossus lived 39 million years ago and weighed in at between 85 and 340 tonnes, meaning it was probably larger than even blue whales. The discovery has inspired both fan art and music News
LifeAmazing fossil hints mammals hunted dinosaurs three times their size A small mammal from the Cretaceous Period appears to have been preserved by volcanic debris while attacking a dinosaur three times its size News