David Woodfall / Residents walking through February 2014 floods from River Thames, Wraysbury, Surrey, England, UK, 16th February 2014.

Pal Hermansen / Dropwort (Filipendula vulgaris) growing in the boot of an old abandoned car in 'car graveyard', Bastnas, Sweden, July. Winner of the Portfolio category in the Melvita Nature Images Awards competition...

Jane Burton / Two Rough coated Jack Russell Terrier puppies playing with boot lace

Jane Burton / Rough coated Jack Russell Terrier puppy, tan and white, with a boot

Ernie Janes / Jack russell terrier puppy resting on hiking boots

Wild Wonders of Europe / Lundgren / Photographer, Magnus Lundgren, sitting in car boot wearing diving gear, Trondheimsfjorden, Norway, February 2009

Jerry Monkman / A winter hiker's crampon equipped boot on Mount Clay above the Great Gulf, Gulfside Trail, Northern Presidential mountain range, White Mountains, New Hampshire, USA. Model Released. March 2008

TJ Rich / Robin perched on boot {Erithacus rubecula} UK

Brian Lightfoot / Adder about to be trodden on, Scotland, UK

Bryan and Cherry Alexander / Thomas Qujaukitsok, an Inuit boy, laughing at Inerssussat. Thule, Northwest Greenland. 1971

Klein & Hubert / Fat / Edible dormouse (Glis glis) using an old shoe as shelter in a cellar, France. Controlled conditions

Klein & Hubert / Edible dormouse (Glis glis) hiding in old shoe in cellar. France.

Neil Aldridge / Orphaned Temminck's ground pangolin (Smutsia temminckii) climbs on to the boot of an anti-poaching guard while foraging during rehabilitation at the Rhino Revolution facility in South Africa. This...

Alex Mustard / Tourist photographs an Espagnola mockingbird (Mimus macdonaldi) that has landed on her boot. Espagnola Island, Galapagos National Park, Galapagos Islands. Model released.

Adrian Davies / Honey fungus (Armillaria mellea) rhizomorphs / boot laces / mycelium. Sussex, UK, November.

Ashley Cooper / Low angle view of climber with crampons on boot, Aonach Mhor, Scotland, UK. March 2004

Ashley Cooper / Footprint in snow, Ambleside, Lake District, Cumbria, England, UK. February 2009

Kristel Richard / Close-up of a traditionally dressed horse rider's stirrup, boot and spurs, Cuasimodo Catholic festival, Colina, Chacabuco Province, Santiago Metropolitan Region, Chile, Latin America. April 2017.

Tim Laman / Russell Laman removing his boot to check the leach bite which is bleeding, Gunung Palung National Park, Borneo. August 2010 Model released.

Tim Laman / Russell Laman removing his boot to check the leach bite which is bleeding, Gunung Palung National Park, Borneo. August 2010 Model released.

Juan Carlos Munoz / Farmer at sheepdog trial in Caitins, Kells Area, Ring of Kerry, Iveragh Peninsula, County Kerry, Ireland, Europe. September 2015.

Juan Carlos Munoz / Farmer at sheepdog trial in Caitins, Kells Area, Ring of Kerry, Iveragh Peninsula, County Kerry, Ireland, Europe. September 2015.

Lucas Bustamante / Common squirrel monkey (Saimiri sciureus) baby, illegally taken from the wild and kept on a short rope, as a pet in an indigenous community in the Peruvian Amazon. Tambopata Reserve, Madre de Dios, Pe...

Eric Baccega / Young Nenet boy at camp wearing traditional winter boots made with reindeer skin. Reindeer (Rangifer tarandus) and sled in background. Yar-Sale district. Yamal, Northwest Siberia, Russia. April 2016.

Eric Baccega / Young boy, Nenet herder practising lasso, wearing traditional malitsa coat. Yar-Sale district, Yamal, Northwest Siberia, Russia. April 2016.

Franco Banfi / Underwater camera housing, Santa Maria Island, Azores, Portugal, Atlantic Ocean, August 2014.

Franco Banfi / Photographer taking pictures of Walrus (Odobenus rosmarus) hauled out in shallow water, Spitsbergen, Svalbard Archipelago, Norway, Arctic Ocean. July.

Kirkendall-Spring / Boots and gators left out to dry at Walbran Creek Camp, along the West Coast Trail, Pacific Rim National Park Reserve, British Columbia, Canada, May 2015.

Cyril Ruoso / Chimpanzee (Pan troglodytes) orphan baby playing with keepers boot. Pandrillus, Sanctuary, Nigeria.

Pal Hermansen / Waymarker on hiking trail in the mountains, Norway, September 2010.

Carol Walker / Close up of boot in stirrup with spur, on Quarter horse, Shell, Wyoming, USA.

David Woodfall / Resident giving a piggy back ride outside flooded home during February 2014 flood. Surrey, England, UK, 16th February 2014.

Jabruson / Taxi with boot loaded with Breadfruit and charcoal from market in Sao Tome, Democratic Republic of Sao Tome and Principe, Gulf of Guinea 2009

Alex Hyde / Rubbish washed up on a beach, Isle of Skye, Inner Hebrides, Scotland, UK, March 2012.

Eric Baccega / Close up of boot in stirrup of saddled domestic horse (Equus caballus). Camargue, Rhone, France, September.

Mike Read / Goldcrest (Regulus regulus), probably a wind-blown migrant, on beach sheltering by wellington boot. Donna Nook, Lincolnshire, England, October.

Carol Walker / Close up of boot and spurs of Cowboy riding domestic horse, Sombrero Ranch, Colorado, USA, May 2010, model released

Nature Production / Rice (Oryza sativa) plant, boot stage, cross-section, close-up, Shiga, Japan, Asia, August

Jane Burton / Rough coated Jack Russell Terrier puppy, tan and white, playing with a boot

Jane Burton / Rough coated Jack Russell Terrier puppy, tan and white, chewing a boot shoelace

Jane Burton / Rough coated Jack Russell Terrier puppy, tan and white, chewing a boot

Ernie Janes / Jack russell terrier, puppy, portrait with wellington boot

Ernie Janes / Jack russell terrier, puppy resting on hiking boot

Ernie Janes / Golden retriever, puppy resting on straw chewing the laces of hiking boot

Ernie Janes / Golden retriever, puppy resting on straw with hiking boot

Petra Wegner / Australian Shepherd, black-tri, and blue merle coated puppies, aged 6 weeks, sleeping together on old boot in snow, with picket fence behind

Petra Wegner / Australian Shepherd, black-tri coated puppy, aged 6 weeks, sleeping on old boot in snow, with picket fence behind

Petra Wegner / Cavalier King Charles Spaniel, portrait of bitch, tricolour coated, wearing protective boot / dog boots, to cover injuries