que vivió en lo que hoy es Mongolia y China durante el Campaniense del período Cretácico superior

2 metros de longitud y pesaba aproximadamente 20 kilogramos

la especie más común era el mamut de la estepa (Mammuthus trogontherii)

Tenía un cráneo largo y delgado con una mandíbula desdentada en la parte frontal y dientes puntiagudos en la parte posterior

it could also have included insects and small animals in its diet

Dimetrodon / Edaphosaurus Scale:1:35 que vivió en lo queIn the ancient, lush prehistoric world, the sun filtered through the dense vegetation, creating patches of light and shadow on the fern covered ground. Beside the still waters of a stream, an Edaphosaurus, with its distinctive sail like crest on its back, was leaning over to drink. Without warning, a Dimetrodon crept out of the nearby bushes. Its dorsal sail gleamed in the sunbeams, and its yellow eyes burned with a ferocious intensity. With quick and