Hippopotamus (Hippopotamus amphibius), bull at the bank of the Chobe River, Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), grazing at the bank of the Chobe River, Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), annoyed bull at the bank of the Chobe River, Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), with wet skin at the bank of the Chobe River, Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), bull in the evening light at the bank of the Chobe River, Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), grazing at the bank of the Chobe River next to a little bird, Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), bull just entered the Chobe River, on its back a Red-billed Oxpecker (Buphagus erythrorhynchus), Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), yawning bull enters the Chobe River, on its back a Red-billed Oxpecker (Buphagus erythrorhynchus), Chobe National Park, Botswana, Africa

Hippopotamus (Hippopotamus amphibius), grazing bull at the bank of the Chobe River, on its back a Red-billed Oxpecker (Buphagus erythrorhynchus), Chobe National Park, Botswana, Africa

Cape Buffalo (Syncerus caffer caffer), bull at the Chobe River, Chobe National Park, Botswana, Africa

Burchell's Zebra (Equus quagga burchelli), drinking at the Chobe River, Chobe National Park, Botswana, Africa

African Jacana (Actophilornis africanus), in the shallow water near the bank of the Chobe River, Chobe National Park, Botswana, Africa

"Hippopotamuses (Hippopotamus amphibius), Chobe National Park, Kasane, North-West District, Botswana, Africa"

"Hippopotamuses (Hippopotamus amphibius), Chobe National Park, Kasane, North-West District, Botswana, Africa"

"Hippopotamus (Hippopotamus amphibius), Chobe National Park, Kasane, North-West District, Botswana, Africa"

"Hippopotamus (Hippopotamus amphibius), Chobe National Park, Kasane, North-West District, Botswana, Africa"

"Hippopotamus (Hippopotamus amphibius), Chobe National Park, Kasane, North-West District, Botswana, Africa"

"Hippopotamus (Hippopotamus amphibius), Chobe National Park, Kasane, North-West District, Botswana, Africa"

"Hippopotamus (Hippopotamus amphibius) on meadow with grass in the mouth, Chobe National Park, Botswana, Africa"

"Hippos (Hippopotamus amphibius) in the Luangwa River, South Luangwa National Park, Zambia, Africa"

"Hippopotamusses (Hippopotamus amphibius) in the Olifants River, Kruger National Park, South Africa, Africa"

"African Elephant (Loxodonta africana) swimming through the Chobe River, Chobe National Park, Botswana, Africa"

"African Elephant (Loxodonta africana) emerging from the Chobe River, Chobe National Park, Botswana, Africa"

"Hippopotamus (Hippopotamus amphibius), South Luangwa National Park, Zambia, Africa"

Hippopotamus (Hippopotamus amphibius) in the water, close-up, in the the Chobe River, Chobe National Park, Botswana, Africa