Hanne & Jens Eriksen / Swift tern {Sterna bergii} adult in flight, Oman, August

Chris Gomersall / 2020VISION / Red campion (Silene dioica) flowering in conservation margin next to a crop of Oilseed rape (Brassica napus), RSPB's Hope Farm reserve, Cambridgeshire, England, UK, April. 2020VISION Exhibition. Did y...

Staffan Widstrand / Iguazu Falls, Brazil, South America - the world's widest waterfall stretching for 2.7km with 270 separate falls, split between Brazil and Argentina in UNESCO World Heritage Site.

Sue Flood / Killer Whale hunting grey whale calf; here trying to separate mother and calf. Photographed off Califronia coast, USA

Xi Zhinong / Yunnan snub nosed monkey in tree, Yunan, China {Rhinopithecus bieti} Sub species of Chinese snub-nosed monkey, now considered a separate species. Endangered

Xi Zhinong / Yunnan snub nosed monkey in tree Yunan, China {Rhinopithecus bieti} Sub-species of Chinese snub-nosed monkey, now considered a separate species. Endangered

Xi Zhinong / Yunnan snub nosed monkey {Rhinopithecus bieti} Yunnan, China Sub species of Chinese snub-nosed monkey , now considered a separate species. Endangered

Karine Aigner / Biologist blowing on the breast of a Hermit thrush (Catharus guttatus) in order to separate feathers to see how much fat the bird has gained. Fat gain is important for migratory birds as they use a lo...

Daniel Heuclin / Jaguarundi (Puma yagouaroundi) female with two kittens, one red colour morph, captive, occur in the Americas from Arizona to Argentina. Red individuals of this species were once thought to be a separa...

Daniel Heuclin / Jaguarundi (Puma yagouaroundi) two kittens, one red colour morph, captive, occur in the Americas from Arizona to Argentina. Red individuals of this species were once thought to be a separate species c...

Daniel Heuclin / Jaguarundi (Puma yagouaroundi) female with her red colour morph kitten behind, captive, occur in the Americas from Arizona to Argentina. Red individuals of this species were once thought to be a sepa...

Phil Savoie / Hand stacked stonewalls separate landholdings and livestock, many dating back to the 1600's, Pared-y-cefn-hir, Snowdonia National Park, Wales, UK, August.

Phil Savoie / Hand stacked stonewalls separate landholdings and livestock, many dating back to the 1600's, Pared-y-cefn-hir, Snowdonia National Park, Wales, UK, August.