Nick Upton / Jackdaw (Corvus monedula) swooping down calling with claws raised to threaten a Grey squirrel (Sciurus carolinensis) in the entrance to a nest box the bird wants to nest in which is already occupied by the squirrel and its mate, Wiltshire, UK, March.

Paul D Stewart / Lithograph with contemporary colouring, continental version of the wallchart produced by Benjamin Waterhouse Hawkins for the Department of Science and Art 1862. It is entitled 'Enaliosauria, or marine...

Paul D Stewart / Lithograph with contemporary colouring, continental version of the last wallchart produced by Benjamin Waterhouse Hawkins for the Department of Science and Art 1862. It is entitled 'Pachydermata and C...

Konrad Wothe / Prehistoric Rock Art, Awis Valley, Akakus mountains, Libya, Sahara, North Africa, November 2007

Konrad Wothe / Stone engravings of Giraffes in Wadi Mathendous, Wadi Barjuj, Stony Desert, Libya, Sahara, North Africa, November 2007

Martin Camm / Carwardine / Illustration of Common bottle-nosed / Bottlenose dolphin (Tursiops truncatus) and Indo-Pacific dolphin (T. aduncus) breach and dive sequence in profile (Wildlife Art Company).

Martin Camm / Carwardine / Illustration of magnetic fields and dolphins stranding (Wildlife Art Company).

Steven Kazlowski / Petroglyphs on Newspaper Rock, a boulder in Canyonlands National Park, Utah, USA. 2009.

Angelo Gandolfi / Prehistoric rock painting of Reindeer in Tito Bustillo cave, Asturias, Spain. July 2008.

Angelo Gandolfi / Prehistoric rock painting of a fox (Vulpes vulpes), Albxerri cave, Pais Vasco, Spain. July 2008.

Jouan & Rius / Bushman rock engravings of animals, Twyfelfontein, Damaraland, Namibia,

Jouan & Rius / Bushman rock engravings of animals, Twyfelfontein, Damaraland, Namibia,

Mitsuhiko Imamori / Dung Beetle (Scarabaeidae) rolling dung ball, Kenya

Mitsuhiko Imamori / Dung Beetle (Scarabaeidae) rolling dung ball, Kenya

Mark Moffett / African Scarab Beetle (Circellium bacchus) rolls animal dung into balls which are buried and fed upon by its larvae, South Africa

Konrad Wothe / Raccoon (Procyon lotor) baby peering out from hole in tree, North America

Konrad Wothe / Raccoon (Procyon lotor) two babies peering out from hole in tree, North America

Gavin Hellier / Looking up Totem Pole, Jasper National Park, Rocky Mountains, British Columbia, Canada

Gavin Hellier / Looking up Totem Pole, Jasper National Park, Rocky Mountains, British Columbia, Canada

Gavin Hellier / Looking up Totem Pole, Jasper National Park, Rocky Mountains, British Columbia, Canada

Gavin Hellier / Totem Pole, Jasper National Park, Rocky Mountains, British Columbia, Canada

Gavin Hellier / Detail of Chinese Temple lion statue, Chinatown, Singapore, 2012

Jabruson / Dropped into the ocean or washed overboard, abandoned hardwood tree trunks wash ashore along Gabon's Atlantic seaboard. These disrupt nests and nesting behaviour of sea turtles along the entire length...

Wild Wonders of Europe / Widstrand / * REPEAT Rock engravings in the Coa valley archaeological reserve, near the Faia Brava reserve and Rewilding Europe area, Portugal

Wild Wonders of Europe / Widstrand / * REPEAT Rock engravings in the Coa valley archaeological reserve, near the Faia Brava reserve and Rewilding Europe area, Portugal

Wild Wonders of Europe / Widstrand / Ancient rock carving of an auroch, Coa valley Archaeological park, Portugal

Wild Wonders of Europe / Widstrand / Ancient rock carving of an auroch, Coa valley Archaeological park, Portugal

Wild Wonders of Europe / Widstrand / Ancient rock carving of an auroch, Coa valley Archaeological park, Portugal

Wild Wonders of Europe / Widstrand / Ancient rock carving of a tarpan horse, Coa valley Archaeological park, Portugal

Wild Wonders of Europe / Widstrand / Ancient rock carving of iberian ibex, Coa valley Archaeological Park, Portugal

Wild Wonders of Europe / Widstrand / Stone carving of Iberian lynx on Cathedral, Salamanca, Castilla y Leon, Spain

Wild Wonders of Europe / Widstrand / Ancient rock carving of an auroch, Coa valley Archaeological Reserve, near the Faia Brava Reserve and Rewilding Europe Area, Portugal

Wild Wonders of Europe / Widstrand / Rock engravings carvings in the Coa valley Archaeological Reserve, near the Faia Brava Reserve and Rewilding Europe Area, Portugal

Enrique Lopez-Tapia / An image of Buddha and a cobra engraved in stone Somapura Mahavihara Buddhist Monastery, Paharpur. World Heritage, UNESCO. Bangladesh, June 2012.

Enrique Lopez-Tapia / An elephant engraved in stone Somapura Mahavihara Buddhist, Paharpur. UNESCO World Heritage Site. Bangladesh. June 2012.

Colin Monteath / Alpaca (Lama pacos) and young with woman dressed in traditional Quechua clothing, Sacsahuayman, above Cuzco, Peru

Andy Rouse / Aboriginal cave art being explained by guide Arnhemland, North West Territories, Australia, May 2009

Andy Rouse / Aboriginal cave art being explained by guide Arnhemland, North West Territories, Australia, May 2009

Andy Rouse / Aboriginal cave art, Arnhemland, North West Territories, Australia, May 2009

Mark Raycroft / Golden Retriever (Canis familiaris) jumping through ring

Mark Raycroft / French Bulldog (Canis familiaris) jumping through ring

Jack Dykinga / Panels of rock carving depicting African wildlife, World Heritage site, Twyfelfontein, Damaraland, Namibia

Jack Dykinga / Panels of rock carving depicting African wildlife, World Heritage site, Twyfelfontein, Damaraland, Namibia

Jack Dykinga / Panels of rock carving depicting African wildlife, World Heritage site, Twyfelfontein, Damaraland, Namibia

Konrad Wothe / Prehistoric Rock Art, Garamants, chariot, Awis Valley, Akakus mountains, Libya, Sahara, North Africa 2007

Konrad Wothe / Prehistoric Rock Art, Tadrart Valley, Akakus mountains, Libya, Sahara, North Africa 2007

Konrad Wothe / Stone engravings of a lizard in Wadi Mathendous, Wadi Barjuj, Stony Desert, Libya, Sahara, North Africa , November 2007

Konrad Wothe / Stone engravings of an Elephant in Wadi Mathendous, Wadi Barjuj, Stony Desert, Libya, Sahara, North Africa, November 2007

Konrad Wothe / Stone engravings of giraffes and elephants in Wadi Mathendous, Wadi Barjuj, Stony Desert, Libya, Sahara, North Africa, November 2007

Konrad Wothe / Stone engravings of an Antelope in Wadi Mathendous, Wadi Barjuj, Stony Desert, Libya, Sahara, North Africa, November 2007

Bryan and Cherry Alexander / Inuit artist Kananginak Pootoogook's unfinished stone cut plate of a walrus. Cape Dorset, Nunavut, Canada, 2002. Editorial use only.

Bryan and Cherry Alexander / Kananginak Pootoogook, an acclaimed Inuit artist drawing a Walrus in the print shop at Cape Dorset, Nunavut, Canada, 2002. Editorial use only.

Bryan and Cherry Alexander / Kenojuaq Ashevak, an internationally acclaimed Inuit artist at home in Cape Dorset. Nunavut, Canada, 2002. Editorial use only.

Bryan and Cherry Alexander / Large metal sculpture of reindeer on the outskirts of the town of Salekhard. Yamal, Western Siberia, Russia.

Bryan and Cherry Alexander / Ice sculpture of polar bear at night in the centre of Salekhard. Yamal, Western Siberia, Russia, August 2008.

Bryan and Cherry Alexander / Mural of Polar bear on apartment block on Dezhnova Street in Lavrentiya. Chukotskiy Peninsula, Chukotka, Siberia, Russia, 2010

Bryan and Cherry Alexander / Copy of rock carving of a reindeer from the Alta area of North Norway.

Ingo Arndt / Aboriginal rock art of long necked turtle, Kakadu National Park, Australia

Pete Oxford / Timber Rattlesnake (Crotalus horridus) in defensive posture showing rattle, native to the southeastern United States

Pete Oxford / Timber Rattlesnake (Crotalus horridus) rattle, native to the southeastern United States

Pete Oxford / Timber Rattlesnake (Crotalus horridus) in defensive posture showing rattle, native to the southeastern United States

Pete Oxford / Grand Canyon Rattlesnake (Crotalus oreganus abyssus) showing rattle, native to Arizona

Pete Oxford / Twin-spotted Rattlesnake (Crotalus pricei) amid pine needles, native to Mexico and the United States

Pete Oxford / Western Rattlesnake (Crotalus viridis) in defensive posture, native to western North America

Bryan and Cherry Alexander / Mural of Emperor penguins descending stairs on a pavement in Ushuaia, Argentina, February 2009.

Luiz Claudio Marigo / Rupestrian prehistoric paintings of running deer-like animals, thought to be 12,000 years old. Serra da Capivara National Park, municipality of Sao Raimundo Nonato, Piaua­ State, northeastern Brazil....

Christophe Courteau / Rock carvings of wild animals including giraffe and lion made by the San / bushman people, approx 2000 years old, Twyfelfontein, Damaraland. Namibia, August 2009

Christophe Courteau / Rock carvings of wild animals including giraffe and lion made by the San / bushman people, approx 2000 years old, Twyfelfontein, Damaraland. Namibia, August 2009

Pete Oxford / Marine Iguana (Amblyrhynchus cristatus) walking past art gallery in town, Puerto Ayora, Santa Cruz Island, Galapagos Islands, Ecuador

Bryan and Cherry Alexander / 19th century print of breaching Greenland / Bowhead whale (Balaena mysticetus) being chased by whaling boat.

Bryan and Cherry Alexander / 19th century print of breaching Greenland / Bowhead whale (Balaena mysticetus) being chased by whaling boat between icebergs.

Jeff Wilson / Member of film crew entertains himself by drawing Snow leopard in the snow while crew searches for animals to film for BBC Planet Earth series, Mountains episode, Chitral, Hindu Kush, Pakistan 2005

Oriol Alamany / Old Nabatean petroglyphs of Anfashieh showing Dromedary camels and other animals, Wadi Rum Protected Area, Jordan

Pete Oxford / Eastern Diamondback Rattlesnake (Crotalus adamanteus) showing 'blue eye' indicating animal is about to molt, Little St. Simon's Island, Georgia

Pete Oxford / Eastern Diamondback Rattlesnake (Crotalus adamanteus) showing 'blue eye' indicating animal is about to molt, Little St. Simon's Island, Georgia

Pete Oxford / Eastern Diamondback Rattlesnake (Crotalus adamanteus) showing rattle, Little St. Simon's Island, Georgia

Pete Oxford / Spanish Lynx (Lynx pardinus) traffic sign, Donana National Park, Huelva, Andalusia, Spain

Pete Oxford / Spanish Lynx (Lynx pardinus) traffic sign, Donana National Park, Huelva, Andalusia, Spain

Chris Gomersall / Ancient rock carvings of animals including elephant in red sandstone, Twyfelfontein, Damaraland, Namibia

Chris Gomersall / Ancient rock carvings of animals including giraffe and lion in red sandstone, Twyfelfontein, Damaraland, Namibia

Chris Gomersall / Ancient rock carvings of animals including giraffe and lion in red sandstone, Twyfelfontein, Damaraland, Namibia

Konrad Wothe / Stone engravings of Wadi Mathendous, Libyan Desert, Libya

Juan Manuel Borrero / Roman statue of Romulus and Remus drinking milk from a wolf, Tarragona, Catalonia, Spain.

Steven Kazlowski / Petroglyphs on Newspaper Rock, a boulder in Canyonlands National Park, Utah, USA. 2009.

Angelo Gandolfi / Medieval stone carving of Roe Deer (Capreolus capreolus), Pedro de Teverga Church, Somiedo, Asturias, Spain. July 2008.

Angelo Gandolfi / Medieval stone carving of a Wolf (Canis lupus), Pedro de Teverga Church, Somiedo, Asturias, Spain. July 2008.

Angelo Gandolfi / Prehistoric rock painting of Brown bears (Ursus arctos). Ekain cave, Pais Vasco, Spain.

Angelo Gandolfi / Medieval stone carving of a Brown Bear (Ursus arctos), Pedro de Teverga Church, Somiedo, Asturias, Spain. July 2008.

Angelo Gandolfi / Prehistoric rock painting of ungulates, El Pendo cave, Spain.

Angelo Gandolfi / Animal symbolism in Cantabria, Spain. The lions, symbols of the new religion and power (Christianity and the Empire) supersede the bear, symbol of the old religion. July 2008.

Angelo Gandolfi / Prehistoric cave painting of a deer (Cervus elaphus), Abrigo de Cochantoria, Teverga, Somiedo, Asturias, Spain. July 2008.

Angelo Gandolfi / Medieval stone carving of a Chamois (Rupicapra sp.), Pedro de Teverga Church, Somiedo, Asturias, Spain. July 2008.

Angelo Gandolfi / Museum reconstruction of 12,000 year old prehistoric rock painting: of Reindeer (Rangifer tarandus) and horse (Equus sp). Las Monedas cave, Cantabria, Spain.

Angelo Gandolfi / Even today, hanging wolves is considered a deed of justice and a symbolic act, just as in this ancient engraving.

Angelo Gandolfi / A detail from "The Triumph of the Dominicans", a fresco by Andrea di Buonaiuto (Florence, Italy). The "dogs of God" (domine-cani) destroy the wolves, symbol of heresy.

Angelo Gandolfi / Fantasy wolf attack according to the Italian Magazine "Domenica del Corriere", January 3rd 1937. An incredible wolf pack attacked a bus and only the army could prevent all the people from being devour...

Angelo Gandolfi / Image of 'The big bad wolf' in a child fantasy