Bryan and Cherry Alexander / At a Selkup hunter's winter camp in the forest, a Laika dog has an 'igloo' for shelter, Ratta, Krasnoselkup, Yamal, Western Siberia, Russia 2012

Ernie Janes / Two Yellow Labrador retriever puppies looking out from blue kennel, UK

Ernie Janes / Yellow Labrador retriever puppy looking out from blue kennel, UK

Ernie Janes / Two Yellow Labrador retriever puppies looking out from blue kennel, UK

Ernie Janes / Two Yellow Labrador retriever puppies looking out from blue kennel, UK

Ernie Janes / Jack russell terrier looking out from kennel, with ball,

Bryan and Cherry Alexander / Old buildings and dog kennels at old polar station at Tichaya Bay. Hooker Island, Franz Josef Land, Russia, 2004.

Neil Lucas / Dog kennels outside Shackleton's Nimrod Hut, frozen in time from the British Antarctic Expedition 1907, Cape Royds, McMurdo Sound, Antarctica, November 2008

Neil Lucas / Wooden packing cases and dog kennels outside Shackleton's Nimrod Hut, frozen in time from the British Antarctic Expedition 1907, Cape Royds, McMurdo Sound, Antarctica, November 2008

Jane Burton / Sable Border Collie pup, 11 weeks old, chewing on toy in his bed in puppy crate, with toys and a chew

Jane Burton / Border Terrier sitting in his crate (indoor kennel)

Jane Burton / Marmalade cat in defensive posture meeting Sable Border Collie pup in his puppy crate

Jane Burton / Gold Saluki Lurcher (Canis familiaris) dog lying in his kennel

David Kjaer / Wiltshire Infantry Beagle pack {Canis familiaris} Wiltshire, UK

Philippe Clement / Domestic dogs at animal shelter Belgium