with an elongated body that could reach up 4-5 meters in length

in the Mackunda Formation and other early Cretaceous geological formations

The most distinctive feature of Cryolophosaurus is its large fan-shaped crest

approximately 76-75 million years ago

Despite exhaustive studies

Megatherium Americanum Variant:Primed with an elongated body thatMegatherium americanum, also known as the megatherium, was a gigantic herbivorous creature that lived in South America during the Pleistocene period, approximately 2. 5 million years ago. This extinct mammal belonged to the order Pilosa and the family Megatheriidae, being one of the largest ground sloths that ever existed. With an estimated weight between 4 and 5 tons and a height that could reach 6 meters when standing on its hind legs, Megatherium