primigenius `Cavador en la tierra´) es una especie extinta Proboscidea que vivió durante la Época del Pleistoceno hasta su extinción en la Época del Holoceno

su instinto maternal la lleva a quedarse cerca del nido para protegerlos

1:35 Scale Complete Model

Kentrosaurus (K

Oklahoma y Wyoming

Tyrannosaurus Rex Variant:Unprimed primigenius `Cavador en la tierra´)Tyrannosaurus (T. rex "Tyrant Lizard") was one of the largest and most ferocious dinosaurs to exist on Earth during the Late Cretaceous Maastrichtian period, approximately 68 to 66 million years ago in what is now North America. The T Rex is a carnivorous dinosaur, which could measure up to 12 meters long and weigh around 7 tons. It had a large nasal opening, a short, strong snout, and a jaw with more than 50 razor sharp teeth, which could measure up