Would the rhino’s horn be more powerful than the hippo’s long sharp teeth? Neither of them looks like they would be fast but ...

Their great size supports physical strength and acts as a great force against predators. Rhino Rhinoceroses are highly ...

So why did the Africans never domesticate the rhino? Why did they never farm the hippo? The elephant? Or the giant wildebeest? Perhaps most strangely of all, given the importance of the horse to ...