AnimalsMind-BlowingTitanoboa was the largest snake that ever lived, measuring in at 13-15 meters in length and weighing about 2,500 lbs.386k
AnimalsWeirdHelicoprion was a shark-like fish that lived 270 million years ago. It grew up to 4-8 meters long and had a bizarre spiral whorl of teeth on its lower jaw, unlike anything seen in modern animals.354k
AnimalsMind-BlowingAbout 60 million years ago, a species of turtle called Carbonemys cofrinii was so large and had such powerful jaws that it could have devoured crocodiles.324k
AnimalsMind-BlowingMegalodon was the biggest shark that ever existed. It was larger than the average city bus and could bite down with a force between 10.8 and 18.2 tons - enough to crush a prehistoric whale's skull as easily as a grape.283k
HistoryMind-BlowingEarly American humans hunted car-sized armadillos called glyptodonts and used their massive shells as shelters.242k
AnimalsMind-BlowingSifrhippus was a species of horse about the size of a house cat, weighing only 8.5 pounds, and roamed North America around 56 million years ago during the Eocene epoch.153k
AnimalsMind-BlowingDire wolves actually existed, living up to 10,000 years ago before going extinct.102k