Richard Du Toit / African Elephant (Loxodonta africana) group in the Chobe River, Botswana

Mitsuaki Iwago / Hippopotamus (Hippopotamus amphibius) emerging from a river full of water lettuce, Botswana

Gerry Ellis / Common Barking Gecko (Ptenopus garrulus) licking its eye, Kalahari Desert, Botswana

Vincent Grafhorst / Red-billed Quelea (Quelea quelea) flock flying over waterhole, Makgadikgadi, Botswana

Vincent Grafhorst / Springbok (Antidorcas marsupialis) fawn in Kalahari landscape, Lethiau Valley, Central Kalahari Game Reserve, Botswana

Piotr Naskrecki / Bronze Dung Beetle (Onitis alexis) on a pile of dried dung, Botswana

Gerry Ellis / Hippopotamus (Hippopotamus amphibius) group soaking in Linyanti River, with rainbow in the background, Moremi Wildlife Reserve, Botswana