Petra Wegner / Mixed breed, white, long haired Cockerpoo / Cockapoo dog, standing on back legs, looking up. Poodle Cocker spaniel cross
01321866
Jane Burton / Smooth coated Jack Russell Terrier, white, looking up, standing on back legs
01316324
Petra Wegner / British Longhair Cat, kitten on scratching post, choco-tabby-white / Highlander, Lowlander, Britanica
01314787
John Cancalosi / Blacktail Prairie Dog (Cynomys ludovicianus) engaging in Jump-yip behavior - A strong arch of the back or "jump" followed by a shrill "yip" - Thought to occur when a predator has left the area and in...
01280165
Andy Sands / Water vole (Arvicola terrestris) Standing on back legs on riverbank, West Sussex, England, UK.
01288221
Kristel Richard / A gaucho (cowboy) tries to remain on the back of a wild horse rearing vertically (Equus caballus) in the rodeo during the Fiesta de la Patria Gaucha, Tacuarembo, Uruguay, April 2008
01288232
Kristel Richard / Wild horse / mustang (Equus caballus) two young mustangs play-fighting in the Pryor Mountains, Wyoming, USA.
01218396
Jouan & Rius / Red kangaroo (Macropus rufus) male standing on back legs, Flinders Ranges National Park, South Australia, Australia
01214786
Petra Wegner / Jack Russell Terrier, puppy bitch, 4 month, sitting with back legs splayed
01185959
Colin Seddon / Border Terrier climbing into Rabbit burrow, UK
01052935
Fabio Liverani / Common tree froglet {Hyla arborea} tadpole with front and back legs, Italy
01077623
Jabruson / Young Western lowland gorilla crosses stream walking on back legs (Gorilla gorilla gorilla) Odzala NP, Democratic Republic of Congo.
01409800
Jabruson / Western lowland gorilla (Gorilla gorilla gorilla) black-back male 'Kunga' foot detail, Bai Hokou, Dzanga-Ndoki National Park, Central African Republic
01393170
Carol Walker / Lusitano horse, bay stallion performing dressage move, rearing on back legs, outside the Royal Riding School, Lisbon, Portugal, model released
01392931
Rod Williams / Red-bellied / White-lipped Tamarin (Saguinus labiatus) standing on back legs, Western Brazil, Northern Bolivia, Eastern Peru. Captive.
01387262
Roland Seitre / Yellow-striped / Magdalena Poison Dart Frog (Dendrobates truncatus) tadpole in petri dish. Cali Zoo, Cali, Colombia 2010. Growth development Sequence 3 of 3. With front and back legs
01387261
Roland Seitre / Yellow-striped / Magdalena Poison Dart Frog (Dendrobates truncatus) tadpole in petri dish. Cali Zoo, Cali, Colombia 2010. Growth development Sequence 2 of 3. With back legs
01385038
Fabrice Cahez / Stoat (Mustela erminea) in winter coat, standing up on back legs surveying area, Champagne, France, Februray.
01385037
Fabrice Cahez / Stoat (Mustela erminea) in winter coat, standing up on back legs surveying area with eyes half closed, Champagne, France, Februray.
01385036
Fabrice Cahez / Stoat (Mustela erminea) in winter coat, standing up on back legs looking at camera, Champagne, France, Februray.
01385033
Fabrice Cahez / Stoat (Mustela erminea) in winter coat, standing up on back legs surveying area, Champagne, France, Februray.
01385032
Fabrice Cahez / Stoat (Mustela erminea) in winter coat, standing up on back legs looking at camera, Champagne, France, Februray.
01385028
Fabrice Cahez / Stoat (Mustela erminea) in winter coat, standing up on back legs surveying area, Champagne, France, Februray.
01385026
Fabrice Cahez / Stoat (Mustela erminea) standing up on back legs surveying surroundings, Champagne, France, Februray.
01385025
Fabrice Cahez / Stoat (Mustela erminea) standing up on back legs surveying surroundings, Champagne, France, Februray.
01385024
Fabrice Cahez / Stoat (Mustela erminea) standing up on back legs surveying surroundings, Champagne, France, Februray.
01385023
Fabrice Cahez / Stoat (Mustela erminea) standing up on back legs surveying surroundings, Champagne, France, Februray.
01389010
Andy Sands / Sand Wasp (Ammophila sabulosa) kicking sand back with middle legs to disguise burrow entrance. Surrey, England, UK, July.
01377064
Ernie Janes / Indian elephant (Elephas maximus) standing on back legs with rider at show in Thailand Zoo
01376950
Petra Wegner / Australian Shepherd, red-tri, standing on back legs begging with tongue hanging out.
01376822
Petra Wegner / Chihuahua, longhaired, standing on back legs looking up.
01370511
Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) stood on back legs in snow, Cairngorms NP, Scotland, UK, March
01370510
Mark Hamblin / 2020VISION / Mountain hare (Lepus timidus) stood on back legs in snow, Cairngorms NP, Scotland, UK, March
01344007
Nature Production / Common pill bug / woodlouse (Armadillidium vulgare) lying on its back, on white background, Japan
01334918
Nick Upton / Narcissus bulb fly / Large narcissus fly (Merodon equestris var. bulborum), a hoverfly that mimics a bumblebee, cleaning its wings with its back legs. Wiltshire garden, UK, June
01321729
Ernie Janes / Border Collie, sitting up on back legs, against fence, UK
01321728
Ernie Janes / Border Collie, sitting up on back legs against fence, UK
01308251
SINCLAIR STAMMERS / Tadpole of the Common / European Toad ( Bufo bufo) with front and back legs, on a submerged decaying leaf. Controlled conditions, from pond in Dolbryn, Wales, UK
01308250
SINCLAIR STAMMERS / Tadpole of the Common / European Toad ( Bufo bufo) with front and back legs on a submerged decaying leaf. Controlled conditions, from pond in Dolbryn, Wales, UK
01308252
SINCLAIR STAMMERS / Two Tadpoles of the Common / European Toad (Bufo bufo) with front and back legs on a submerged decaying leaves. Controlled conditions, from pond in Dolbryn, Wales, UK
01143731
Aflo / Domestic dog, Poodle standing on back legs begging food from man
01104641
Aflo / ic-06001 Golden hamster standing on back legs portrait.
01104508
Aflo / ic-04306 Puppy standing on back legs looking out of window.
01289183
Stephen Dalton / European edible frog (Rana esculenta) tadpole with front and back legs developed, UK
01289182
Stephen Dalton / European edible frog (Rana esculenta) tadpole with back legs developed, UK
01293916
Nick Upton / Portrait of a Flesh fly (Sarcophaga sp.) cleaning a wing with its back legs. Wiltshire garden, UK, June.
00443351
Murray Cooper / Tree Frog (Hylidae) froglet with tail and developed back legs, Ecuador
00443350
Murray Cooper / Tree Frog (Hylidae) froglet with tail and developed back legs, Ecuador
01286415
Edwin Giesbers / RF- Western lowland gorilla (Gorilla gorilla gorilla) rolling in grass. Endangered species. Captive, Apenheul zoo, the Netherlands. (This image may be licensed either as rights managed or royalty fre...
01285032
Suzi Eszterhas / Sub-adult female chimpanzee (Pan troglodytes) named Ikuru, lying on her back, used as surrogate mother in infant integration programme. Ngamba Island Chimpanzee Sanctuary, Uganda, Africa. Captive, Jun...
01291612
Lisa Hoffner / Wild Cotton-top tamarin (Saguinus oedipus) standing on back legs (behavior never observed or photographed before) in the dry tropical forest of Colombia, South America IUCN List: Critically Endangere...
01256659
Eric Baccega / Male Grizzly bear (Ursus arctos horribilis) standing on hind legs scratching back against a tree, Brooks river, Katmai National Park, Alaska, USA, July
01257278
Mark Bowler / White tailed bumblebee (Bombus lucorum) with large pollen sacs on back legs
01257277
Mark Bowler / White tailed bumblebee (Bombus lucorum) with large pollen sacs on back legs
01255592
John Cancalosi / Green frog (Rana clamitans) tadpole, intermediate stage of growth with back legs, New York, USA, captive
01255593
John Cancalosi / Green frog (Rana clamitans) tadpole, intermediate stage of growth with back legs emerging, New York, USA, captive
01229901
Edwin Giesbers / Hippopotamus (Hippopotamus amphibius) rolling on back playing in water, Tanzania
01210288
Andy Sands / Hornet Robber fly (Asilus crabroniformis) cleaning wings with back legs, Oxfordshire, England, UK
01204591
Jose B. Ruiz / European rabbit (Oryctolagus cuniculus) sitting up on back legs, Alicante, Spain
01204592
Jose B. Ruiz / European rabbit (Oryctolagus cuniculus) sitting up on back legs, Alicante, Spain
01204590
Jose B. Ruiz / European rabbit (Oryctolagus cuniculus) sitting up on back legs, Alicante, Spain
01190900
Carol Walker / Grey Andalusian stallion rearing on back legs in paddock, Ojai, California, USA
01185185
Premaphotos / Grasshopper (Agriacris trilineata), close up of spines on back leg which are used in defense, Peru
01186756
Carol Walker / Mustang (Equus caballus) mare rear view in winter, grulla color with primitive stripes on legs and back. Pryor Mountains, Montana.
01182147
Andy Sands / Ichneumon Wasp (Ophion luteus) cleaning tail with back legs on Oak leaf. UK. Captive.
01182149
Andy Sands / Ichneumon Wasp (Ophion luteus) cleaning wings with back legs on Oak leaf. UK. Captive.
01182148
Andy Sands / Ichneumon Wasp (Ophion luteus) cleaning wings with back legs on Oak leaf. UK. Captive.
01169339
Jane Burton / Back view of Staffordshire Bull Terrier bitch standing on her hind legs.
01166396
Anup Shah / Banded mongoose {Mungos mungo} foraging for parasites on skin between back legs of Warthog {Phacochoerus aethiopicus}, Queen Elizabeth NP, Uganda
01052926
Fabio Liverani / Agile frog {Rana dalmatina} tadpole with back legs, Italy
01156291
Andy Sands / Hornet Robberfly (Asilus crabroniformis), cleaning wings with back legs, Buckinghamshire, UK.
01053571
Fabio Liverani / Tyrrhenian painted frog tadpole with front & back legs and tail {Discoglossus sardus} Italy
01053599
Fabio Liverani / Common European toad tadpole with back legs {Bufo bufo} Italy
01152057
Jane Burton / Ginger Domestic cat kitten {Felis catus} standing on back legs 'begging', UK
01053558
Fabio Liverani / Green toad tadpole {Bufo viridis} early stages of development with back legs clearly visible, Italy
01053559
Fabio Liverani / Green toad tadpole {Bufo viridis} with front and back legs, Italy
01142659
Philippe Clement / Common frog tadpole with back legs {Rana temporaria} viewed through leaf, Belgium
01145040
Jane Burton / Domestic Cat {Felis catus} 10-week Black smoke British shorthair kitten, sitting up on back legs
01145436
Jane Burton / Domestic Cat {Felis catus} Red tabby british shorthair female 'Glenda' standing on back legs trying to catch lure.
01138542
Jane Burton / Domestic cat (Felis catus) 9-week-old kitten playing, sitting up on back legs
01138544
Jane Burton / Domestic cat (Felis catus) 9-week-old kitten playing, standing on back legs
01138553
Jane Burton / Domestic cat (Felis catus) 12-week-old kitten playing, sitting up on back legs
01138545
Jane Burton / Domestic cat (Felis catus) 9-week-old kitten playing, staning on back legs
01138543
Jane Burton / Domestic cat (Felis catus) 9-week-old kitten playing sitting up on back legs
01123660
Staffan Widstrand / Brown bear standing on back legs to feed {Ursus arctos} Tver district, Russia.
01128076
Gabriel Rojo / Giant armadillo, back legs + penis {Priodontes maximus} Argentina, endangered
01132863
Jane Burton / Sexton / Burying Beetle lying on its back feigning death. UK, captive.
00217173
Pete Oxford / Marsupial Frog (Gastrotheca riobambae) tadpole underwater with back and front legs developed, Ecuador
00217150
Pete Oxford / Marsupial Frog (Gastrotheca riobambae) tadpole with back legs developed, Andes Mountains, Ecuador
00217149
Pete Oxford / Marsupial Frog (Gastrotheca riobambae) tadpole with back legs developed, Andes Mountains, Ecuador
00217172
Pete Oxford / Marsupial Frog (Gastrotheca riobambae) tadpole underwater, back and front legs developed, Ecuador
01127466
Carol Walker / Handler training Grey Andalusian stallion to rear on back legs (levade) USA. Model released.
01127467
Carol Walker / Grey Andalusian stallion performing a levade, USA - rearing on back legs
01054064
Fabio Liverani / Spectacled salamander tadpole with front and back legs {Salamandrina terdigitata} Italy
01054074
Fabio Liverani / Italian newt tadpole with front & back legs {Triturus italicus} Italy
01114804
Terry Andrewartha / Weasel standing on back legs {Mustela nivalis} Captive UK
