Axel Gomille / Wolf (Canis lupus), sitting in front of wrecked tank, military training area, Saxony-Anhalt, Germany

Doug Perrine / Barjacks (Caranx ruber), Yellowtail snapper (Ocyurus chrysurus), and Sergeant major damselfish (Abudefduf saxatilis) swimming around wreck of bow gun on C-58 shipwreck off Puerto Morelos, near Cancun,...

Paul D Stewart / Photomontage of living gecko feet showing a variety of forms. Gecko feet employ very small subdivided filaments to bond with their substrates at the molecular level using Van Der Waals' forces. Every...

Aflo / Y-10805 Forked lightning racing across sky at night

Axel Gomille / Military training ground, with bare land to prevent fires from spreading if caused during training manoeuvrers. This area is habitat to a population of wild Wolves (Canis lupus) as well as other rare...

Nick Garbutt / Himalayan marmot (Marmota himalayana) acting as a lookout sentinel outside its burrow. Ladakh, northern India.

Staffan Widstrand / Wild Wonders of China / Part of the 'Terracotta Army', showing how they were buried and found in Xian, Shaanxi, China, April 2018.

Staffan Widstrand / Wild Wonders of China / Part of the 'Terracotta Army', showing how they were buried and found in Xian, Shaanxi, China, April 2018.

Staffan Widstrand / Wild Wonders of China / Part of the 'Terracotta Army', showing how they were buried and found in Xian, Shaanxi, China, April 2018.

Staffan Widstrand / Wild Wonders of China / Part of the 'Terracotta Army', showing how they were buried and found in Xian, Shaanxi, China, April 2018.

Staffan Widstrand / Wild Wonders of China / Horses and a carriage of the 'Terracotta Army' in Xian, Shaanxi, China, April 2018.

Staffan Widstrand / Wild Wonders of China / Part of the 'Terracotta Army' , showing how they were burried and found in Xian, Shaanxi, China, April 2018.

Ashley Cooper / Hartland Quay on the Devon Coast, England, UK, June.

Ashley Cooper / Black Church Rock near Clovelly in Devon, England, UK, June.

Ashley Cooper / Black Church Rock near Clovelly in Devon, England, UK, June 2006.

Ashley Cooper / Members of Langdale Ambleside mountain rescue team attracting a helicopter to an injured walker on Bow Fell, Lake District, England, UK. July 2006

Ashley Cooper / Folded rocks, showing the pressures created by tectonic drift, in Stromness Bay, South Georgia, in the Southern Ocean. February 2014

Ann & Steve Toon / Anti-poaching patrol, Thap Lan national park, Dong Phayayen-Khao Yai Forest Complex, eastern Thailand, August, 2014.

Terry Whittaker / UK Border Force vessel Valiant. English Channel off Dover Cliffs, Kent, UK, August.

Enrique Lopez-Tapia / An armed soldier watching the activity of Erta Ale volcano crater at dawn. Afar Region, Ethiopia, Africa. November 2014.

Enrique Lopez-Tapia / An armed soldier watching activity of Erta Ale volcano crater at dawn. Afar Region, Ethiopia, Africa. November 2014. November 2014.

Enrique Lopez-Tapia / Armed soldier in Danakil desert with formations caused by salt deposits, wind erosion, water and sulphurous vapors. Dallol area, Lake Assale, Afar Region, Ethiopia, Africa. November 2014.

Constantinos Petrinos / Soldier from the Greek Presidential Guard, guarding the Greek Tomb of the Unknown Soldier, the Presidential Mansion and the gate of Evzones camp in Athens. Attica region, Athens, Greece, Mediterranean...

Constantinos Petrinos / Soldier from the Greek Presidential Guard, guarding the Greek Tomb of the Unknown Soldier, the Presidential Mansion and the gate of Evzones camp in Athens. Attica region, Athens, Greece, Mediterranean...

Constantinos Petrinos / Tomb of the Unknown Soldier with Feral pigeons (Columba livia) sitting on the monument located in Parliament Square (Syntagma Square) Attica region, Athens, Greece, Mediterranean, September 2013

Constantinos Petrinos / Two soldiers from the Greek Tomb of the Unknown Soldier, the Presidential Mansion and the gate of Evzones camp in Athens. Attica region, Athens, Greece, December 2013

Eric Baccega / Photographer Eric Baccega in salt desert with military escort required to travel in this region. Danakil Depression. Ethiopia, March 2015.

Kristel Richard / The Honourable Artillery Company, the second oldest military organisation in the world, parades for its annual review at Guards Polo Club, Smith Lawn, in Windsor Great Park, United Kingdom. October 20...

Kristel Richard / The Honourable Artillery Company, the second oldest military organisation in the world, parades for its annual review at Guards Polo Club, Smith Lawn, in Windsor Great Park, United Kingdom. October 20...

Kristel Richard / The Household Cavalry parades during the 799th Lord Mayor show, London, United Kingdom. November 2014.

Kristel Richard / HRH Prince Edward (right) and the commander review the Honourable Artillery Company, the second oldest military organisation in the world, at Guards Polo Club, Smith Lawn, in Windsor Great Park, Unite...

Kristel Richard / The Honourable Artillery Company, the second oldest military organisation in the world, parades for its annual review at Guards Polo Club, Smith Lawn, in Windsor Great Park, United Kingdom. October 20...

Kristel Richard / HRH Prince Edward reviews the Honourable Artillery Company, the second oldest military organisation in the world, at Guards Polo Club, Smith Lawn, in Windsor Great Park, United Kingdom.

Kristel Richard / HRH Prince Edward reviews the Honourable Artillery Company, the second oldest military organisation in the world, at Guards Polo Club, Smith Lawn, in Windsor Great Park, United Kingdom. October 2014.

David Woodfall / Army and police in flooded street after February 2014 flooding, helping to provide support for the residents and supplying sand bags, Chertsey, Surrey, England, UK, 16th February 2014.

David Woodfall / Army, residents and Environment Agency staff in flooded street after February 2014 flooding, helping to provide support for the residents, Chertsey, Surrey, England, UK, 16th February 2014.

David Woodfall / Environment Agency, Army and council officials assisting flooded residents after February 2014 flood from River Thames. Chertsey, Surrey, England, UK, 16th February 2014.

David Woodfall / Environment Agency, Army and council officials assisting flooded residents after February 2014 flood from River Thames. Chertsey, Surrey, England, UK, 16th February 2014.

David Woodfall / Army and police in flooded street after February 2014 flooding, helping to provide support for the residents and supplying sand bags, Chertsey, Surrey, England, UK, 16th February 2014.

Kristel Richard / Bas-reliefs with soldiers mounted on horses, decorating the ground level of the temple at Angkor Wat, Angkor, Cambodia. March 2013

Kristel Richard / Bas-reliefs with soldiers in horse-drawn carriages, decorating the ground level of the temple at Angkor Wat, Angkor, Cambodia. March 2013

Cheryl-Samantha Owen / West coast rock lobsters (Jasus lalandii) are being bagged and then frozen in the Saldanha Bay police station. They will be used as evidence against the poachers in court. Law enforcement found this e...

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) drought year forces troops to look for flowers in sisal fields, vulnerable, Berenty Private Reserve, Madagascar

Cyril Ruoso / Ring-tailed Lemur (Lemur catta) drought year forces troops to look for flowers in sisal fields, vulnerable, Berenty Private Reserve, Madagascar

Michael Pitts / World War 2 pillbox built for the defense of Midway atoll against Japanese forces, Eastern Island. Midway, Central Pacific.

John Waters / Peregrine falcon (Falco peregrinus) adult male trained bird being flown to lure by Lloyd Buck, bird trainer. It carries a data logger on its back to provide information on flight speed, angle, g force...

Stephen Dalton / Common carder bumblebee (Bombus pascuorum) flying from Betony flowers, note the strong aerodynamic forces on the wing during this manoeuvre, UK

Adrian Davies / Military firing range Keep Out warning sign, in spring woodland, with carpet of Wild Garlic (Alium ursinum) Tyneham, Dorset, England.

Aflo / Y-10803 Forked lightning above city at night

Aflo / Y-10804 Forked lightning above city lights at night

Aflo / Y-10802 Forked lightning racing across sky at night

Aflo / Y-10801 Forked lightning racing across sky at night

Aflo / Y-10905 Forked lightning on horizon above sea in storm

Aflo / Y-10701 Forked lightning racing across sky at night

Chadden Hunter / Chadden Hunter filming the Dallol Hot springs, Danakil Desert, Ethiopia, November 2003, Filming for the Mountains episode of BBC NHU tv series, Planet Earth. Filming the origin of the volcanic forces...

Chadden Hunter / Martyn Colbeck filming the Dallol Hot springs, Danakil Desert (the world's hottest desert) Ethiopia, November 2003, Filming for the Mountains episode of BBC NHU tv series, Planet Earth. Filming the o...

Chadden Hunter / Aerial view of Dallol Hot springs, Danakil Desert, Ethiopia, November 2003, Filming for the Mountains episode of BBC NHU tv series, Planet Earth Filming the origin of the volcanic forces that create...

Chadden Hunter / Aerial view of Dallol Hot springs, Danakil Desert, Ethiopia, November 2003, Filming for the Mountains episode of BBC NHU tv series, Planet Earth. Filming the origin of the volcanic forces that creat...

Jane Burton / Light Sussex Bantam chick {Gallus gallus domesticus} hatching from the egg. Sequence 3/6 By trying to straighten its neck, the chick forces open the shell

Pete Oxford / Bai fisherman forces cormorant to regurgitate fish, Erhai Lake, Dali, Yunnan, China

Paul D Stewart / 1798 illustration of people excavating Mosasaur (Mosasaur hoffmanii) skull; copperplate engraving with its original handcolouring from Volume III of J.L Bertuch's 'Bilderbuch fur Kinder'. The Maastric...

Kim Taylor / Red mason bee (Osmia bicornis) female enters frame and approaches a suitable nest hole but discovers that the nest is already occupied. The occupant fends off the female and forces it away. UK. May.

Benoit Stichelbaut / French Naval Hydrographic and Oceanographic Service ship 'Beautemps-Beaupré' in Douarnenez Bay, Brittany, France, Atlantic Ocean. January, 2005.

Doug Allan / Abandoned UK base, Stonington Island, Marguerite Bay, Antarctic Peninsula.

Doug Allan / C17 Globemaster drops tailgate before staff offload cargo, ice runway, American McMurdo research station, Ross Island, Antarctica.

Doug Allan / Cargo being offloaded from C17 Globemaster, ice runway, American McMurdo research station, Ross Island, Antarctica.

Doug Allan / Volcanic Mt Erebus is visible from ice airstrip where cargo is being dropped, McMurdo Station, Ross Sea, Antarctica.

Graham Eaton / The Red Arrows display team flying in formation over the sea, Rhosneigr, Anglesey, Wales, UK. August, 2022.

Graham Eaton / The Royal Air Force Red Arrows display team with red and white contrails, in formation over RAF Valley Air Base, Rhosneigr, Anglesey, Wales, UK. August, 2022.

Graham Eaton / The Royal Air Force Red Arrows display team in formation with red, white and blue contrails, over Rhosneigr, Anglesey, Wales, UK. August, 2022.

Graham Eaton / The Royal Air Force Red Arrows display team in formation with red white and blue contrails in blue sky, over Rhosneigr, Anglesey, Wales, UK. August, 2022.

Karine Aigner / Soldiers from the Nepalese Army patrolling Bardia National Park on foot, Bardia National Park, Terai, Nepal.

Karine Aigner / Three soldiers from the Nepalese Army patrolling Bardia National Park on bicycles, Bardia National Park, Terai, Nepal.

Kristel Richard / Man mounted on Lusitano horse, stallion, doing levade, during First Empire military reenactment. Montigny, Normandy, France. 2022.

Kristel Richard / Hussards from 2nd regiment during First Empire military reenactment. Montigny, Normandy, France. 2022.

Kristel Richard / Cavalry standing on side while infantry fires guns, during First Empire military reenactment. Montigny, Normandy, France. 2022.

Kristel Richard / Hussards from 2nd regiment parading in front of infantry, during First Empire military reenactment. Montigny, Normandy, France. 2022.

Kristel Richard / Cavalry attacking square formation formed by infantry, during First Empire military reenactment. Montigny, Normandy, France. 2022.

Ashley Cooper / Remains of the Godwin Artillery Battery, initially constructed in the First World War, on the beach at Kilnsea, Spurn Point, Yorkshire, North Sea, UK. October, 2020.

Kristel Richard / Marechal Murat mounted on Lusitano horse. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Four Percheron draft horses pulling Marechal Murat's canon. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Trompette soldier from the 4th Regiment of Hussards. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Garde Republicaine performing during First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Garde Republicaine performing during First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Garde Republicaine performing during First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Garde Republicaine performing during First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Hussards from the 2nd Regiment. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / (From left) Marechal Murat mounted on Lusitano horse and General Pelet and his aide de camp on PRE horse, reviewing troops. First Empire reenactment for the bicentenary anniversary of Napoleon Bona...

Kristel Richard / Four Percheron draft horses pulling Marechal Murat's Canon. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Marechal Murat mounted on Lusitano horse, reviewing troops. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Hussard from the 2nd Regiment. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Soldier from the 23rd Regiment de Dragons de la Ligne. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Hussards from the 2nd Regiment. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / (From left) Marechal Murat mounted on Lusitano horse, Aide de camp to General Pelet on PRE horse, Major from the 18th Regiment of Dragons de la Ligne on PRE horse and General Pelet on PRE horse, revie...

Kristel Richard / Infantry firing guns. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021

Kristel Richard / Josephine de Bauharnais standing between two Polish Lancers. First Empire reenactment for the bicentenary anniversary of Napoleon Bonaparte's death, Chateau de Versailles, France. 2021