Megacerops (‘large-horned face’)
… is an extinct genus of the prehistoric odd-toed ungulate (hoofed mammal) family Brontotheriidae, an extinct group of rhinoceros-like browsers related to horses. It was endemic to North America during the Late Eocene epoch (38–33.9 mya), existing for approximately 4.1 million years.
All of the species had a pair of blunt horns on their snout (the size varying between species), with the horns of males being much larger than those of the females. This could indicate that they were social animals which butted heads for breeding privileges. Despite resembling a rhinoceros, it was larger than any living rhinoceros: the living animal easily approached the size of the African Forest Elephant, the third largest land animal today…
(read more: Wikipedia)
photo via: AMNH; illustration by Dmitry Bogdanov