Steven Kazlowski / Grizzly bear (Ursus arctos horribilis) young rare blonde (white) bear plays with a young dark coloured bear along the coast of Katmai National Park, Alaskan peninsula, USA

Ingo Arndt / Antarctic Fur Seal (Arctocephalus gazella) pup blonde morph, South Georgia, February

Toby Roxburgh / 2020VISION / Fisherman holding a Blonde ray (Raja brachyura), caught using tangle net aboard a fishing boat, St. Ives, Cornwall, England, UK, June 2011

Nick Turner / Man putting vegetables in bag at Stroud Farmers Market, Stroud, Gloucestershire, UK, August 2011.

Dan Burton / Child in garden collecting insects in jam jar. France, Europe, August. Model released.

Jane Burton / Portrait of young blonde haired girl sitting with ginger cat. Model released

Jane Burton / Young blonde haired girl chasing a black kitten. Model released

Jane Burton / Young blonde haired girl sitting with West Highland White Terrier puppy. Model released

Jane Burton / Young blonde haired girl playing with two Golden Retriever puppies. Model released

Jane Burton / Young blonde haired girl, sitting with King Charles Spaniel puppy and welly boots. Model released

Jane Burton / Portrait of young blonde haired girl sitting with Golden Retriever puppy. Model released

Jane Burton / Portrait of young blonde haired girl, lying down with with two Golden Retriever puppies. Model released

Jane Burton / Young girl playing with rabbits in a basket. Model released

David Tipling / Young boy and girl playing in Bluebell (Hyacinthoides non-scripta) wood, Norfolk, UK, May. Model released.

David Tipling / Child playing amongst Bluebells, Norfolk, UK, May, model released

Mark Taylor / Girl playing with grey kitten. Model released

Norbert Wu / Australian Sea Lion (Neophoca cinerea) group swimming over seaweed, South Australia

Norbert Wu / Australian Sea Lion (Neophoca cinerea) group, a favorite prey of Great White Sharks, South Australia

Georgette Douwma / Surgeonfish, composite image on black background, Yellowtail tang (Zebrasoma xanthurum), Powder-blue surgeonfish (Acanthurus leucosternon), Elongate surgeonfish (Acanthurus mata), Striped surgeonfish...

Georgette Douwma / Surgeonfish composite image on black background, Powder-blue surgeonfish (Acanthurus leucosternon), Striped surgeonfish (Acanthurus lineatus), Mimic surgeonfish (Acanthurus pyroferus), Sohal surgeonfi...

Georgette Douwma / Surgeonfish composite image on black background, Bluespine surgeonfish (Naso unicornis), Striped surgeonfish (Acanthurus lineatus), Sailffin tang (Zebrasoma veliferum) juvenile, Mimic surgeonfish (Aca...

Ashley Cooper / King penguins (Aptenodytes patagonicus), with passengers from an expedition cruise. Salisbury Plain, South Georgia Islands.

Ashley Cooper / Passengers undergoing bio-security checks on the Akademik Sergey Vavilov to remove any stray seeds or biological material that might contaminate Antarctica.

Klein & Hubert / White and Swiss chard (Beta vulgaris) in autumn, Germany.

Loic Poidevin / Grizzly bear (Ursus arctos horribilis) blond and brown cub playing next to blonde coloured mother, Katmai National Park, Alaska, USA, August.

Loic Poidevin / Grizzly bear (Ursus arctos horribilis) blond and brown cub playing next to blonde coloured mother, Katmai National Park, Alaska, USA, August.

Roland Seitre / Asiatic black bear (Ursus thibetanus) normal and blonde / golden colour morph, Phnom Penh, Cambodia. Captive occurs in Asia.

Roland Seitre / Asiatic black bear (Ursus thibetanus) blonde / golden colour morph, Phnom Penh, Cambodia. Captive occurs in Asia.

Roland Seitre / Asiatic black bear (Ursus thibetanus) blonde / golden colour morph, Phnom Penh, Cambodia. Captive, occurs in Asia.

Ole Jorgen Liodden / Local Intore dancer with straw headdress. Volcanoes National Park, Vinguas, Rwanda. February 2012.

Nick Upton / Lorna Griffiths of Nottinghamshire Wildlife Trust inserting a feeding tube loaded with fresh fruit and seeds into a Hazel dormouse (Muscardinus avellanarius) 'soft release' cage before the nest boxes...

Michael D. Kern / Peruvian Blonde tarantula (Lasiodora polycuspulatus), captive female.

Michael D. Kern / Kaleidoscope pattern formed from picture of Peruvian blonde tarantula (Lasiodora polycuspulatus) - see original image number 01482832 EMBARGOED FOR NAT GEO UNTIL the end of 2015

Alex Mustard / Orangespine unicornfish (Naso elegans) portrait, St Johns Reef. Egypt. Red Sea. Ras Mohammed Marine Park, Sinai, Egypt. Red Sea.

Konrad Wothe / Blonde Hognose Snake (Leioheterodon modestus) near Morondava, Madagascar, Africa

Philippe Clement / Red fox (Vulpes vulpes) tame individual begging for food from tourist, the Netherlands, October

Steven Kazlowski / Grizzly bear (Ursus arctos horribilis) young rare blonde (white) bear plays with a young dark coloured bear along the coast of Katmai National Park, Alaskan peninsula, USA

Carol Walker / Woman riding Arabian stallion, Ojai, California, USA, model released

Ingo Arndt / Antarctic Fur Seal (Arctocephalus gazella) group with one pup blonde morph, Jason Harbour, South Georgia Island, February 2011

Ingo Arndt / Antarctic Fur Seal (Arctocephalus gazella) group with one pup blonde morph, Jason Harbour, South Georgia Island, February

Ingo Arndt / Antarctic fur seal (Arctocephalus gazella) group with one pup blonde morph, Jason Harbour, South Georgia Island, February

Sue Daly / Blonde Ray (Raja brachyura) demonstrating camouflage against sandy habitat. Channel Islands, UK, August.

Petra Wegner / Woman feeding carrot to a Guinea Pig (Cavia porcellus) grey short coated, on garden lawn,

Mark Taylor / Portrait of young girl with blonde hair, aged 7, with a ginger kitten, aged 7 weeks peering out from within a box. Model released

Mark Taylor / Portrait of young girl with blonde hair, aged 7, holding a ginger kitten, aged 7 weeks. Model released

Mark Taylor / Portrait of a young girl with blonde hair, with a Cockerpoo (Cocker spaniel x Poodle) puppy, aged 7 weeks. Model released

Mark Taylor / Young girl with blonde hair, playing with a Yorkshire terrier puppy, aged 7 weeks. Model released

Mark Taylor / Portrait of young girl with blonde hair, with a Yorkshire terrier puppy, aged 7 weeks. Model released