horn of wild Rhinoceros

Description: Hyracodontidae, also known as "running rhinos," showed adaptations for speed, and would have looked more like horses than modern rhinos. The smallest hyracodontids were dog-sized; the largest was Indricotherium, believed to be one of the largest land mammals that ever existed. The hornless Indricotherium was almost seven meters high, ten meters... ( +expand to view full text )

Description: Hyracodontidae, also known as "running rhinos," showed adaptations for speed, and would have looked more like horses than modern rhinos. The smallest hyracodontids were dog-sized; the largest was Indricotherium, believed to be one of the largest land mammals that ever existed. The hornless Indricotherium was almost seven meters high, ten meters long, and weighed as much as 15 tons. Like a giraffe, it ate leaves from trees.