Ingo Arndt / Aerial shot looking over Torres del Paine National Park, showing Torres del Paine peaks in the background, Patagonia, Chile, April, 2018.

Ingo Arndt / Aerial shot over a forest of Southern beech trees (Nothofagus) in autumn, Torres del Paine National Park, Patagonia, Chile, April, 2018.

Ingo Arndt / Aerial shot over a herd of Guanacos (Lama guanicoe), Torres del Paine National Park, Patagonia, Chile, April.

Ingo Arndt / Female Puma (Puma concolor) with two cubs aged around four months, Torres del Paine National Park, Patagonia, Chile, July.

Ingo Arndt / Close-up of a Guanaco (Lama guanicoe) feeding, Torres del Paine National Park, Patagonia, Chile, December.

Ingo Arndt / Sun rising over ice formations on Lake Baikal. Siberia, Russia. February 2019.

Ingo Arndt / Snow covered Cerro Paine Grande in the Cordillera Paine massif. At sunrise, Torres del Paine National Park, Patagonia, Chile. April 2017.

Ingo Arndt / Land snail / Brown-lipped snail (Cepaea nemoralis) crawling over a razor blade. The constantly produced mucus is a protection shield between the sole of the snail and the razor blade whilst the snail...

Ingo Arndt / Land snails (Polymita picta) shells, Cuba. Endemic species.

Ingo Arndt / Land snail (Polymita picta) collection of shells showing variation in patterning, Cuba. Endemic species.

Ingo Arndt / Svalbard reindeers (Rangifer tarandus platyrhynchus) running in snow, winter, Spitsbergen, Svalbard, Norway, April

Ingo Arndt / Polar Bear (Ursus maritimus) on icefield with moon in late winter, Svalbard, Spitsbergen, Norway, April

Ingo Arndt / Polar Bear (Ursus maritimus) on icefield with moon in late winter, Svalbard, Spitsbergen, Norway, April

Ingo Arndt / Polar Bear (Ursus maritimus) on icefield with moon in late winter, Svalbard, Spitsbergen, Norway, April

Ingo Arndt / Prairie rattlesnake (Crotalus viridis viridis), threat display, South Dakota, USA September. Sequence 1 of 3

Ingo Arndt / Masai giraffe (Giraffa camelopardalis tippelskirchi) males fighting, Masai Mara National Reserve, Kenya. Sequence 3 of 3

Ingo Arndt / American Alligator (Alligator mississippiensis) split level, Everglades, USA, January.

Ingo Arndt / American alligator (Alligator mississippiensis) split level, Everglades, USA, January.

Ingo Arndt / Double-crested cormorant (Phalacrocorax auritus) adult resting, close up portrait, Everglades National Park, Florida, USA. January. Finalist in the Birds Category of the GDT Awards 2015.

Ingo Arndt / Grizzly Bear / Coastal Brown Bear (Ursus arctos horribilis) mother with two spring cubs, one riding on her back, Lake Clark National Park, Alaska, USA. June.

Ingo Arndt / Tisza mayflies (Palingania longicauda) swarming, River Tisza, Hungary, June

Ingo Arndt / Cape gannets (Morus capensis / Sula capensis) at nesting colony, zooming from tight to wide shot, Lamberts Bay, South Africa, December

Ingo Arndt / Tisza mayfly (Palingania longicauda) hanging on branch and moulting, River Tisza, Hungary, June

Ingo Arndt / Cape fur seals (Arctocephalus pusillus) at colony, Cape Cross, Namibia, December

Ingo Arndt / Grizzly bear (Ursus arctos horribilis) mother with two cubs catching salmon, Lake Clark National Park, Alaska, USA, September

Ingo Arndt / Ostrich (Struthio camelus) female chasing away rival, Masai Mara National Reserve, Kenya

Ingo Arndt / African Lion (Panthera leo) juveniles play fighting, Masai Mara National Reserve, Kenya

Ingo Arndt / African Lion (Panthera leo) juveniles play fighting, Masai Mara National Reserve, Kenya

Ingo Arndt / African Lion (Panthera leo) male portrait, Masai Mara National Reserve, Kenya

Ingo Arndt / African Lion (Panthera leo) female, Masai Mara National Reserve, Kenya

Ingo Arndt / African Jacana (Actophilornis africana) foraging near Hippopotamus (Hippopotamus amphibius) amid water lettuce, Masai Mara National Reserve, Kenya

Ingo Arndt / Alpine Marmot (Marmota marmota) calling, Austria

Ingo Arndt / Alpine Marmot (Marmota marmota) yawning, Austria

Ingo Arndt / African Lion (Panthera leo) male, Masai Mara National Reserve, Kenya

Ingo Arndt / White Rhinoceros (Ceratotherium simum) mother and juvenile, Lake Nakuru, Kenya

Ingo Arndt / White Rhinoceros (Ceratotherium simum) males facing off, Lake Nakuru, Kenya

Ingo Arndt / Monarch (Danaus plexippus) butterfly feeding on nectar of Goldenrod during migration, East Coast, USA

Ingo Arndt / Monarch (Danaus plexippus) butterflies gathering to drink water and take up minerals, Michoacan, Mexico

Ingo Arndt / Emperor Scorpion (Pandinus imperator) photographed under ultraviolet light, Africa

Ingo Arndt / Blue Morpho (Morpho peleides) butterfly wing with false eyespots, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) caterpillar hatching out of egg, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) caterpillar hatching out of egg, Costa Rica

Ingo Arndt / Blue Morpho (Morpho peleides) butterfly egg, Costa Rica

Ingo Arndt / The American Falls at Niagara Falls, New York

Ingo Arndt / Researcher Jim Lewis curator of the true bug collection at INBio, San Jose, Costa Rica

Ingo Arndt / Water Boatman (Notonecta glauca) with reflection underwater, a true bug of the Heteroptera suborder, Europe

Ingo Arndt / Pond Skater (Gerris sp) using surface tension to walk on water, a true bug of the Heteroptera suborder, Europe

Ingo Arndt / Two scientists from the Alfred-Wegener Institute, collecting tide pool samples, North sea, Helogland, Germany