Richard Du Toit / Burchell's Zebra (Equus burchellii) males fighting, Rietvlei Nature Reserve, Gauteng, South Africa

Piotr Naskrecki / Three-striped Poison Dart Frog (Ameerega trivittata) male carrying tadpoles, Suriname

Piotr Naskrecki / Three-striped Poison Dart Frog (Ameerega trivittata) male carrying tadpoles, Suriname

Gavin Hellier / Giant monolithic stone Maoi statues at Rano Raraku, Easter Island, Rapa Nui, Chile, South America 2008

Gavin Hellier / Ancient carved stone heads of the gods, the god Antiochus, Nemrut Dagi (Nemrut Dag), on the summit of Mount Nemrut, UNESCO World Heritage Site, Cappadocia, Anatolia, Turkey, 2008

Gavin Hellier / Anakena beach, monolithic giant stone Moai statues of Ahu Nau Nau, four of which have topknots, Isla de Pascua / Easter Island, Rapa Nui, Chile 2008

Jeff Vanuga / Gentoo Penguin (Pygoscelis papua) mating. Cuverville Island, Antarctica.

Richard Steel / 2020VISION / Male Whinchat (Saxicola rubetra) perched on Bilberry (Vaccinium myrtillus), Denbighshire, Wales, UK, June.

Richard Steel / 2020VISION / Male Goosander (Mergus merganser) flying over water, Gwynedd, Wales, UK, February.

Richard Steel / 2020VISION / Male Whinchat (Saxicola rubetra) perched on moorland heather, Denbighshire, Wales, UK, June.

Richard Steel / 2020VISION / Male Little ringed plover (Charadrius dubius) on the edge of a freshwater gravel pit, Hampshire, England, UK, April.

Richard Steel / 2020VISION / Male Redstart (Phoenicurus phoenicurus), perched on branch of flowering Hawthorn (Crataegus monogyna), Clwyd, Wales, UK, May. Did you know? Another common name for a Redstart is Firetail due to their...

Fergus Gill / 2020VISION / Male Ringed plover (Charadrius hiaticula) on beach, Outer Hebrides, Scotland, UK, June. Did you know? When Plovers sense danger a parent bird will pretend to have a broken wing to distract predators.

Andrew Parkinson / Male Capercaillie (Tetrao urogallus) displaying at photographer Andy Parkinson whilst on assignment for 2020VISION, Cairngorms National Park, Scotland, UK, March.

Fergus Gill / 2020VISION / Male Goldeneye (Bucephala clangula), Hogganfield Loch, Glasgow, Scotland, UK, February. Did you know? Goldeneyes forest ducks, which nest in trees.

Alex Hyde / Regal Jumping Spider (Phidippus regius) male, close-up showing irridescent mandibles. Captive. Endemic to North America.

Mark Hamblin / 2020VISION / Male Red eyed damselfly (Erythromma najas) on Purple loosestrife (Lythrum salicaria) flower, Bedfordshire, England, UK, July 2012.

Anup Shah / Celebes / Black crested macaque (Macaca nigra) sub-adult male yawning, Tangkoko National Park, Sulawesi, Indonesia.

Fiona Rogers / Celebes / Black crested macaque (Macaca nigra) sub-adult male head portrait, Tangkoko National Park, Sulawesi, Indonesia.

Fiona Rogers / Celebes / Black crested macaque (Macaca nigra) mature male head and shoulders portrait, Tangkoko National Park, Sulawesi, Indonesia.

Fiona Rogers / Celebes / Black crested macaque (Macaca nigra) sub-adult male head portrait, Tangkoko National Park, Sulawesi, Indonesia.

Anup Shah / Celebes / Black crested macaque (Macaca nigra) sub-adult male sitting on a beach, Tangkoko National Park, Sulawesi, Indonesia.

Anup Shah / Celebes / Black crested macaque (Macaca nigra) sub-adult male resting on a fallen tree, Tangkoko National Park, Sulawesi, Indonesia.

Anup Shah / Celebes / Black crested macaque (Macaca nigra) sub-adult male trying to break into bamboo to feed on ant eggs from a nest, Tangkoko National Park, Sulawesi, Indonesia.

Anup Shah / Celebes / Black crested macaque (Macaca nigra) sub-adult male head and shoulders portrait, Tangkoko National Park, Sulawesi, Indonesia.

Mark Taylor / Tabby male kitten, Fosset, 3 months old, rolling playfully on his back.

Mark Taylor / Tabby kittens, Stanley and Fosset, 3 months old, sitting and snuggling together.

Mark Taylor / Tabby kittens, Stanley and Fosset, 12 weeks old, walking together.

Denis-Huot / Masai Giraffe (Giraffa camelopardalis tippelskirchi), males fighting. Masai-Mara game reserve, Kenya.

Denis-Huot / Masai Giraffe (Giraffa camelopardalis tippelskirchi) male and female (back). Masai-Mara Game Reserve, Kenya.

Denis-Huot / Male buffalo (Syncerus caffer) chasing Masai Giraffe (Giraffa cameleopardalis tippelskirchi) Masai-Mara Game Reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana) standing on hind legs to reach leaves high in tree. Masai-Mara Game Reserve, Kenya.

Mark Taylor / Beagle dog, Bruce, with ginger kitten, Tom.

Jabruson / Boy walking on large pile of hardwood logs ready for loading onto railway trucks that will collect timber from lumber yard located inside the Lope National Park. Onward shipment via sea takes place f...

David Pattyn / Black necked grebe (Podiceps nigricollis) frontal view of pair mating, La Dombes lake area, France, April

Fergus Gill / 2020VISION / Male House sparrow (Passer domesticus) feeding on the ground, Perthshire, Scotland, UK, July.

Fergus Gill / 2020VISION / Redshank (Tringa totanus) vocalising, Balranald RSPB reserve, North Uist, Outer Hebrides, Scotland, UK, June 2012.

Igor Shpilenok / Male Caucasian turs (Capra caucasica) rutting with Dykh-tau Mountain in the background, Kabardino-Balkarsky Zapovednik / Reserve, Russia, July

Winfried Wisniewski / Masai Giraffe (Giraffa tippelskirchi) males fighting, Masai Mara, Kenya

Mark Hamblin / 2020VISION / Male Stonechat (Saxicola rubicola), Pembrokeshire, Wales, UK, May.

Mark Hamblin / 2020VISION / Male House sparrow (Passer domesticus) perched on a Red hot poker (Kniphofia rufa) stalk, Pembrokeshire Coast National Park, Wales, UK, May.

Linda Pitkin / 2020VISION / Spiny spider crab (Maja brachydactyla / squinado) pair on rock covered with red algae, Lundy Island Marine Conservation Zone, Devon, England, UK, May.

Luke Massey / 2020VISION / Male Pheasant (Phasianus colchicus) displaying, Hertfordshire, England, UK

Michel Roggo / Sockeye / Red Salmon (Oncorhynchus nerka) on spawning migration; males surrounding a female. Adams River, British Columbia, Canada, October.

Michel Roggo / Atlantic Salmon (Salmo salar) male, captive in fish-farm. France.

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Jeje' aged 13 years walking through a forest clearing, Bossou Forest, Mont Nimba, Guinea. December 2010.

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Jeje' aged 13 years using a tool made from a stem for 'Algae Scooping', Bossou Forest, Mont Nimba, Guinea. December 2010.

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Jeje' aged 13 years walking through the forest, wide angle perspective, Bossou Forest, Mont Nimba, Guinea. January 2011.

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Jeje' aged 13 years being groomed by young male 'Peley' aged 12 years, Bossou Forest, Mont Nimba, Guinea. January 2011.

Staffan Widstrand / African elephant (Loxodonta africana) male tusker walking down road photographed from vehicle, iMfolozi National Park, South Africa

Anup Shah / Western chimpanzee (Pan troglodytes verus) female 'Fanle' aged 13 years and protecting her infant son 'Flanle' aged 3 years from an aggressive male, Bossou Forest, Mont Nimba, Guinea. January 2011.

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Peley' aged 12 years making 'Pant hoot' vocalisation, Bossou Forest, Mont Nimba, Guinea. January 2011.

Anup Shah / Western chimpanzee (Pan troglodytes verus) males 'Jeje' aged 13 years, 'Tua' aged 53 years and 'Peley' aged 12 years grooming, Bossou Forest, Mont Nimba, Guinea. January 2011.

Anup Shah / Western chimpanzee (Pan troglodytes verus) female 'Fana' aged 54 years playing with her infant grandson 'Flanle' aged 3 years, Bossou Forest, Mont Nimba, Guinea. January 2011.

Anup Shah / Western chimpanzee (Pan troglodytes verus) infant male 'Flanle' aged 3 years acting aggressively towards alpha male 'Foaf' aged 30 years, Bossou Forest, Mont Nimba, Guinea. January 2011. Sequence 4...

Anup Shah / Western chimpanzee (Pan troglodytes verus) infant male 'Flanle' aged 3 years wearing on his head a 'head support' used by villagers to carry heavy items made from palm leaves being chased by his mot...

Anup Shah / Western chimpanzee (Pan troglodytes verus) young male 'Peley' aged 12 years displaying, Bossou Forest, Mont Nimba, Guinea. January 2011.

Fiona Rogers / Western chimpazee (Pan troglodytes verus) female 'Fanle' aged 13 years with suckling infant male 'Flanle' aged 3 years, Bossou Forest, Mont Nimba, Guinea. January 2011.

Anup Shah / African Lion (Panthera leo) male feeding on a warthog kill, Masai Mara National Reserve, Kenya. March

Anup Shah / African Lion (Panthera leo) male approaching Spotted hyaena (Crocuta crocuta) Masai Mara National Reserve, Kenya. March

Anup Shah / Topi (Damaliscus lunatus jimela) two males sparring, with another approaching, Masai Mara National Reserve, Kenya. March

Bertie Gregory / 2020VISION / Adult male Peregrine falcon (Falco peregrinus) returning to his nest with Feral pigeon (Columba livia) prey, Bristol, England, UK, June.

Bertie Gregory / 2020VISION / Juvenile male Peregrine falcon (Falco peregrinus) in flight chasing his parent who has Feral pigeon (Columba livia) kill in claws, Bristol, England, UK, June.

Bertie Gregory / 2020VISION / Adult male Peregrine falcon (Falco peregrinus) food passing a Feral pigeon (Columba livia) to his offspring, Bristol, England, UK, June.

Bertie Gregory / 2020VISION / Juvenile male Peregrine falcon (Falco peregrinus)perched on a window ledge, with graffitied window behind, Bristol, England, UK, June.

Bertie Gregory / 2020VISION / Juvenile male Peregrine falcon (Falco peregrinus) vocalising as its parent takes off, Bristol, England, UK, June.

Chris Mattison / Giraffe necked weevils (Trachelophorus giraffa) male. Endemic to Andasibe, Madagascar.

Alex Mustard / A male Yellow-headed jawfish (Opistognathus aurifrons) blowing out a clutch of eggs he has been incubating in his mouth in order to oxygenate them, East End, Grand Cayman, Cayman Islands, British West...

Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) silverback feeding, Parc National des Volcans, Rwanda

Alex Hyde / Cynthia's Fritillary (Euphydryas cynthia) male photographed on a white background. Aosta Valley, Monte Rosa Massif, Pennine Alps, Italy. July.

Markus Varesvuo / Ruff (Philomachus pugnax) two males displaying in territorial dispute, Liminka Finland June

Markus Varesvuo / Capercaillie (Tetrao urogallus) close up of male calling in the snow, Vaala Finland April

Markus Varesvuo / Two Sparrowhawks (Accipiter nisus) immature male and female in flight, male on left, Falsterbo, Sweden. September.

Neil Aldridge / Zu/'hoasi Bushman hunters on the open grasslands of the Kalahari, Botswana. April 2012. No release available.

Neil Aldridge / A young Zu/'hoasi Bushman hunter carrying a bow, quiver of arrows and a long pole for catching Spring Hares in their burrows. Kalahari, Botswana. April 2012. No release available.

Neil Aldridge / Portrait of a child in a Zu/'hoasi Bushman community in the Kalahari, Botswana. April 2012. No release available

Neil Aldridge / African Lion (Panthera leo) cub reaches for a moment of intimacy with its father, Northern Tuli Game Reserve, Botswana

Jabruson / African Forest elephant (Loxodonta africana cyclotis) bull at edge of Dzanga Bai in early evening, Dzanga-Ndoki National Park, Central African Republic

Jabruson / 'Patasse' - a male member of the Ba'Aka ethnic group from the village of Mossapoula, a tribe that have lived around Dzanga Ndoki National park for thousands of years and still depend on forest resourc...

XI ZHINONG / Tibetan antelope (Pantholops hodgsonii) males on snowy ground, Kekexili, Qinghai, Tibetan Plateau, China, November

XI ZHINONG / Tibetan antelope (Pantholops hodgsonii) male, Kekexili, Qinghai, Tibetan Plateau, China, November

Kristel Richard / Lady riding a black Menorquin stallion, performing the bot or walking courbette of the Doma Menorquina, during the festival Mare de Deu de Gracia, in Mahon, Menorca, Spain 2012. Tourists are trying t...

Kristel Richard / Portrait of a grey Andalusian stallion, in Ciutadella, Menorca, Spain.

Mark MacEwen / Male Marsh pride lion (Panthera leo) on a moonless night, Masai Mara, Kenya. Taken with infra red camera, September

Markus Varesvuo / Great Bustards (Otis tarda) males, Spain, April . Fascinating birds bookplate.

Markus Varesvuo / Bluethroat (Luscinia svecica) male singing, Sinirinta, Kuusamo, Finland, June. Fascinating birds bookplate.

Wild Wonders of Europe / Widstrand / Ganado bravo, fighting bull portrait, Ciudad Rodrigo, Salamanca Region, Castilla y Leon, Spain

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco walking along the ground, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco perched in tree, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Kakapo / Sirocco / Night parrot (Strigops habroptila) wild male. Codfish Island, southern New Zealand, January 2009.

Mark Carwardine / Siberian / Amur tiger (Panthera tigris altaica) yawning, Male rescued from poachers, ÊUtyos Wildlife Rehabilitation Centre, Kutuzovka Village, Russian Far East, in taiga forest, Endangered species

Mark Carwardine / Siberian / Amur tiger (Panthera tigris altaica). Male rescued from poachers, ÊUtyos Wildlife Rehabilitation Centre, Kutuzovka Village, Russian Far East, in taiga forest, Endangered species

Mark Carwardine / Mallard (Anas platyrhynchos) drake flying, Bosque del Apache National Wildlife Refuge, New Mexico, USA

Mark Carwardine / Adult male Northern pintail duck (Anas acuta) flying, Bosque del Apache National Wildlife Refuge, New Mexico, USA