How I made friends with Humphrey the happy hippo (who even gives me piggyback rides across the river)

Tale from the riverbank: Marius Els with his pet hippo Humphrey at his farm in Free State, South Africa The hippo is most dangerous animal in the whole of Africa.But they're not all bad - as these incredible pictures show.A South African farmer has developed a friendship with one that is so trustworthy, the hippo helps him cross lakes on his 400-acre farmstead.Marius Els breeds 20