Tony Heald / Bengal tiger (Panthera tigris tigris) walking, Bandhavgarh National Park, India.

Cyril Ruoso / Tenrec (Echinops telfairi) walking across leaf litter, Berenty Reserve, Madagascar.

Floris van Breugel / A view of Pony Tail falls with Devil's Club (Oplopanax horridus) leaves in the foreground in the Columbia River Gorge, Oregon, USA. July 2011.

Bence Mate / Leaf cutter ants (Atta cephalotes) carrying sections of leaves, to be used for cultivating nutritious fungi, Santa Rita, Costa Rica

Bence Mate / Leaf cutter ants (Atta cephalotes) carrying sections of leaves, to be used for cultivating nutritious fungi, Santa Rita, Costa Rica

Axel Gomille / Tiger (Panthera tigris tigris) cub, Bandhavgarh National Park, India

Vladimir Medvedev / Camera trap image of wild Siberian tiger (Panthera tigris altaica) walking through woodland, Lazovsky Zapovednik Nature Reserve, Primorsky Krai, Far East Russia, November 1994

George Sanker / Purple gallinule (Porphyrio martinica) moving across waterlily covered surface, Everglades National Park, Florida, USA, March

Pete Oxford / Wattled jacana (Jacana jacana) walking on leaf of Royal water lily (Victoria amazonica) savannah, Rupununi, Guyana

Ernie Janes / Beech trees at Felbrigg Great Wood, Norfolk, UK, November 2008

Alex Hyde / Panther Chameleon {Furcifer pardalis} walking along branch on coast, Masoala Peninsula National Park, north east Madagascar.

Laurent Geslin / Group of Wild Boar (Sus Scrofa) trotting through forest of Rambouillet, near Paris, France. Autumn.

Tim Laman / Praying mantis (Mantodea) green leaf mimic type walking along a mossy branch in lowland rainforest, Gunung Palung National Park, Borneo, West Kalimantan, Indonesia

Tim Laman / A young boy (model released) aged 9, hiking in the rainforest in Borneo. July 2007

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) feeding on Preying mantis in beach side vegetation. Bay of Antongil, Masoala Peninsula National Park, north east Madagascar.

Mark Bowler / Line of Leaf-cutter ants (Atta sp) carrying leaves, digital composite

Wild Wonders of Europe / Wothe / Dor beetle (Geotrupes stercorarius) walking over fallen leaves in a Beech forest, Morske Oko Reserve, Vihorlat Mountains, East Slovakia, Europe, June 2008

Jerry Monkman / Close up of hiker walking over a footbridge in autumn, near the Presumpscot River, Portland, Maine, USA. Model Released. October 2008

Pete Oxford / Leaf frog walking across leaves {Agalychnis calcarifer} Ecuador

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana

Jack Dykinga / Giant leaves of Devil's Club (Oplopanax horridus) Olympic National Park, Washington, USA, June.

Nick Upton / Edible crab (Cancer pagurus) in a rockpool, leaves frame, Cornwall, England, UK, September.

Juergen Freund / Australian leaf insect (Phyllium monteithi) silhouetted against leaf, Queensland, Australia.

Andy Rouse / African Leopard (Panthera pardus) walking. Maasai Mara, Kenya, Africa. August.

Aflo / Shiba inu running in park with autumn leaves on ground.

Aflo / Shiba inu on walk with owners in park with autumn leaves on ground

Aflo / Shiba inu on walk with owners in park with autumn leaves on ground.

Mary McDonald / Bengal tiger (Panthera tigris tigris) walking, Bandhavgarh National Park, Madhya Pradesh, India. Endangered species.

Mary McDonald / Bengal tiger (Panthera tigris tigris) walking, Bandhavgarh National Park, Madhya Pradesh, India. Endangered species.

Yukihiro Fukuda / Feral domestic rabbit (Oryctolagus cuniculus) walking through autumn leaves, Okunojima Island, also known as Rabbit Island, Hiroshima, Japan.

Yukihiro Fukuda / Feral domestic rabbits (Oryctolagus cuniculus) walking among fallen autumn leaves, Okunojima Island, also known as Rabbit Island, Hiroshima, Japan.

Markus Varesvuo / Dunlin (Calidris alpinus/Calidris alpina), breeding adult walking on wet leaves. Iceland. June.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) male infant 'Google' aged 2 years approaching with curiosity - wide angle perspective. Gombe National Park, Tanzania.

Chris Mattison / Leaf insect (Phyllium species) nymph camouflaged in leaves, captive.

Eric Medard / Forest dormouse (Dryomys nitedula) carrying bait (pear) by mushroom at night, taken with infra red remote camera trap, Slovenia, October.

Christophe Courteau / Wattled Jacana (Jacana jacana) walking on Giant waterlily leaves (Victoria amazonica) Pantanal. Brazil.

Piotr Naskrecki / Leaf Insect (Phyllium sp) mimicking leaf, New Britain, Papua New Guinea

Nick Upton / 2020VISION / Wasp beetle (Clytus arietus), walking on stem of Japanese honeysuckle (Lonicera japonica), in a garden, Wiltshire, England, UK, April . Property released.

Ben Hall / 2020VISION / Two people walking a dog through woodland with log in the foreground, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Ben Hall / 2020VISION / Man walking along a path through woodland with yellow autumnal leaves in foreground, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Ben Hall / 2020VISION / Man walking along a path through woodland, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Ben Hall / 2020VISION / Man walking down path through an avenue of beech trees, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Ben Hall / 2020VISION / Man walking his dog along a path through woodland with the sun shining through trees, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Ben Hall / 2020VISION / Man walking along a path through woodland with the sun shining through trees, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Ben Hall / 2020VISION / Man walking along a path through woodland with the sun shining through trees, Beacon Hill Country Park, The National Forest, Leicestershire, UK, October 2011

Piotr Naskrecki / Leaf Insect (Phyllium sp) camouflaged on leaf, New Britain Island, Papua New Guinea

Ernie Janes / Hedgehog (Erinaceus europaeus) moving ast through woodland, UK

Ernie Janes / Beech wood (Fagus sylvaticus) avenue in Felbrigg Great Wood, Norfolk, UK, November

Ross Hoddinott / 2020VISION / Elderly man taking digital photographs of Beech woodland in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released

Ross Hoddinott / 2020VISION / Elderly man taking digital photographs of Beech woodland in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released

Ross Hoddinott / 2020VISION / Elderly couple walking along avenue of Beech trees among fallen leaves in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released

Ross Hoddinott / 2020VISION / Elderly couple walking along avenue of Beech trees among fallen leaves in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released

Ross Hoddinott / 2020VISION / Couple walking along tree avenue among fallen leaves in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released

Ross Hoddinott / 2020VISION / Couple walking along tree avenue among fallen leaves in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released. 2020VISION Book Plate.

Ross Hoddinott / 2020VISION / Couple walking along tree avenue among fallen leaves in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK, November 2010. Model released

Chien Lee / Javanese Leaf Insect (Phyllium bioculatum) mimicking leaf, Bogor, Indonesia

Chien Lee / Javanese Leaf Insect (Phyllium bioculatum) mimicking leaf, Bogor, Indonesia

Pete Oxford / Wattled jacana (Jacana jacana) walking on leaf of Royal water lily (Victoria amazonica) savannah, Rupununi, Guyana

Thomas Marent / Walking Leaf (Phylliidae) mimicking leaf in cloud forest, Cameron Highlands, Malaysia

Petra Wegner / French Bulldog on a harness / leash, French walking in autumn foliage

Petra Wegner / British Longhair Cat, tomcat, ginger coated(Highlander, Lowlander, Britanica) walking through autumn foliage

Alex Hyde / Short-nosed chameleon {Calumma gastrotaenia} walking on leaf, tropical rainforest, Andasibe-Mantadia NP, Eastern Madagascar.

Aflo / ic-01003 White domestic cat walking on fallen leaves in Autumn {Felis catus}

David Tipling / Northern Jacana {Jacana s spinosa} walking over leaves of aquatic plants on water, Tikal, Guatemala

David Tipling / Northern Jacana {Jacana s spinosa} walking over the leaves of aquatic plants, Tikal, Guatemala

Wild Wonders of Europe / Wothe / Dor beetle (Geotrupes stercorarius) walking over fallen leaves, Beech forest, Morske Oko Reserve, Vihorlat Mountains, East Slovakia, Europe, June 2008

Edwin Giesbers / Red fronted brown lemur (Lemur fulvus rufus) walking along leaf covered branch, Madagascar

Tim Laman / Northern jacana (Jacana spinosa) walking on leaves of aquatic plants. San Jose, Costa Rica.

Jerry Monkman / Woman walking through the oak-hickory forests of the Litchfield Hills, Kent, Connecticut, USA, autumn

Doug Wechsler / Walking stick insects {Phasmidae} mating on leaves. Rainforest around the River Napo, Ecuador

Fabio Liverani / Man walking down a steep path at the Sanctuaries of San Francesco di Assisi in the Foreste Casentinesi, Monte Falterona, Campigna: a millenary forest in the Apennines of Tuscany and Romagna, Italy

PREMAPHOTOS / Female Wingless walking stick insect {Phibalosoma phyllinum} campo cerrado, Brazil

Nature Production / Pheasant-tailed Jacana (summer plumage) {Hydrophasianus chirurgus} walking on leaves in a pond of Giant Water Lilies, Kagawa, Japan

Gabriel Rojo / Black crake {Amaurornis flavirostra} walking on lilypad, Kruger National Park, South Africa

Pete Oxford / Greater Hedgehog Tenrec (Setifer setosus) walking on leaf litter of forest floor, Daraina, northeast Madagascar

LYNN M. STONE / Lotusbird / Comb crested jacana {Irediparra gallinacea} walking on lily pads, Kakadu NP, Northern Territory, Australia

Steven David Miller / Lotusbird walking on lily pads {Irediparra gallinacea} Fogg Dam, Northern Territory, Australia

Michael Pitts / Wattled jacana {Jacana jacana hypomelaena} Chagres River, Panama

Solvin Zankl / Gentoo Penguin {Pygoscelis papua} walking with leaves in beak, for nesting material, Falkland Islands.

Hanne Jens Eriksen / Lotusbird on Lily leaves {Irrediparra gallinacea} New Territory, Australia.

Jane Burton / European Tree Frog (Hyla arborea) climbing leaf, UK. Captive.

Gerry Ellis / Deer Mouse (Peromyscus maniculatus) walking across forest floor covered with fallen leaves and red berries, North America

Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana

David Noton / Woman standing next to Giant cedar tree, Meares Island, Clayoquot Sound Vancouver Is BC

Hermann Brehm / African jacana walking on lily pads {Actophilornis africana} Botswana

Tony Heald / Lotus bird / Comb crested jacana chick on leaf in pond {Irediparra gallinacea} Western Australia, Australia

Steven David Miller / Lotusbird, aka Comb crested jacana, {Irediparra gallinacea} walking on lily pads, Fogg Dam, Northern Territory Australia

Luciano Candisani / Cowboy walking through a flooded field during wet season, Pantanal, Brazil

Ken Preston-Mafham/PREMAPHOTOS / Barred / Splendid leaf frog (probably Cruziohyla sylviae, formerly Cruziohyla calcarifer) walking accross a torn leaf in the rainforests of Costa Rica

Ken Preston-Mafham/PREMAPHOTOS / Barred / Splendid leaf frog (probably Cruziohyla sylviae, formerly Cruziohyla calcarifer) walking accross a torn leaf in the rainforests of Costa Rica

John Cancalosi / Female European chameleon walking along branch {Chamaeleo chamaeleon} Spain Europe

Jamie Unwin / African lion (Panthera leo) female enters frame and walks across a concrete structure. The animal leaves the frame. Kenya.

Sergey Gorshkov / Amur leopard (Panthera pardus orientalis) runs across snowy ridge with trees before lying down at far end. Another leopard enters frame, pauses, looks around and leaves frame, Land of the Leopard Nati...

Manuel Gracia / Flock of Black-winged stilts (Himantopus himantopus) takes flight and leaves frame as Greater flamingos (Phoenicopterus roseus) walk and shake their heads in courtship display in lagoon, Donana Nation...

Bruce Thomson / Rainbow lorikeet (Trichoglossus haematodus) male eye pinning, leaning, flapping wings and jumping in courtship display to female, who climbs branch and leaves frame, Australia. Eye pinning, also known...