Deer preening its head in forest, Etosha National Park, Namibia

Elephant walking with its calves in forest, Etosha National Park, Namibia

Blue wildebeest (Connochaetes taurinus) resting in forest

African elephant (Loxodonta africana) and zebra walking in forest, Etosha National Park, Namibia

Giraffe (Giraffa camelopardalis) standing in forest, Etosha National Park, Namibia

Two giraffes (Giraffa camelopardalis) standing in forest, Etosha National Park, Namibia

Close-up of branches at sunset, Bavarian Forest National Park, Bavaria, Germany

Close-up of Lynx in forest, Bavarian Forest National Park, Bavaria, Germany

Close-up of wood mouse (Apodemus sylvaticus), Bavarian Forest National Park, Bavaria, Germany

Two Plains Zebras (Equus quagga), Etosha National Park, Namibia

Close-up of cuckoo bird perching on branch, Bavarian Forest National Park, Bavaria, Germany

Close-up of American Alligator (Alligator Mississippiensis) in forest, Everglades National Park, Florida, USA

Close-up of mushrooms growing in forest, Bavarian Forest National Park, Bavaria, Germany

Close-up of Ural owl (Strix uralensis) on wooden post, Bavarian Forest National Park, Bavaria, Germany

Close-up of Ural owl (Strix uralensis) on wooden post, Bavarian Forest National Park, Bavaria, Germany

Close-up of zebra in forest, Etosha National Park, Namibia