Compared with Africa's other big animals, hippos have been relatively neglected in scientific research. Partly, this is because they're hard to study and dangerous to encounter.

Pygmy hippos (Choeropsis liberiensis) are endangered and estimated to number fewer than ... It’s sadly not surprising that ...

of Ghana’s total. The Dagarba, Lobi, Sisala, Vagla and the Wala, all of who speak distinct languages, inhabit this region. One of its most interesting attractions is the Wiechau Hippopotamus ...