Megalania was a giant lizard, between 4.5 m (15 ft) and 7.9 m (26 ft) (depending on which size estimate you trust) in length, with a weight of between 331 kg (730 lb) and 600 kg (1,300 lb). Its name m...
Amphicoelias fragillimus was a sauropod herbivore dinosaur, possibly the largest dinosaur (or animal of any kind) that ever existed. Its veracity is contested because the only bones of the dinosaur, a...