Herbivore: Although it had an intimidating appearance due to its plates and spines

provided it with an effective defense against marine predators of the time

It measured up to 11 or even 12 meters in length and could weigh between 8 and 10 tons

Length 84mm

Fossils of Prosaurolophus maximus have been found in the Dinosaur Park Formation in Alberta

Eohippus angustidens Variant:Hand painted Herbivore: Although it had anEohippus angustidens : The horse's first step in the history of evolution Long before horses galloped across the world's open plains, their lineage took its first tentative steps in the dense forests of the early Eocene. Among them, one of the oldest and most representative was Eohippus angustidens , a tiny creature that marks the starting point of one of the most extraordinary evolutionary stories in the animal kingdom: that of the horse. Eohippus ,