Konstantin Mikhailov / Western red cedar tree (Thuja plicata) trunks with moss and fungi, inland temperate rainforest of Olympic National Park, Washington, USA, Western North America, January.

Michel Poinsignon / River view between Leon pond and Atlantic ocean, Courant D'Huchet Landes, France, August 2010.

Juergen Freund / Black-headed python (Aspidites melanocephalus) perched on a tree branch overlooking the Australian outback. Queensland, Australia, February

Jouan & Rius / Palm trees (Licuala valida) in swamp forest, Lambir NP, Borneo, Sarawak, Malaysia

Jouan & Rius / View up through Palm trees in swamp forest, Borneo, Sarawak, Malaysia

Petra Wegner / Four British Shorthair kittens, two silver-shaded and two golden-mackerel-tabby, sitting on stand

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sleeping

Petra Wegner / Two British Shorthair kittens, one silver-shaded and one golden-mackerel-tabby, lying on stand

Steven David Miller / Subtropical rainforest growing in a creek gully, while at higher levels a mixed forest begins. Fraser Island, Queensland, Australia

Alan Watson / Frond pattern of tree ferns (Cyathea arborea) in lowland tropical rainforest at 420 metres, Loma Quita Espuela Scientific Reserve, Dominican Republic.

John Waters / Banded Mongoose (Mungos mungo) group resting together in shade during heat of mid-day, Mweya Lodge, Queen Elizabeth National Park, Uganda, E. Africa

Andy Rouse / Aerial view of Warburton Peak, South Georgia, Antarctica, December 2006

Ian McCarthy / Silhouette of mastiff dog crossing a bridge with Himalayas in the background, Upper Dolpo, Nepal

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) shaded enclosures where bats are cared for, Tolga Bat Hospital, Atherton, North Queensland, Australia. December 2007.

Petra Wegner / British Shorthair Cat, kitten sitting, black-golden-shaded, 8 weeks

Petra Wegner / British Shorthair Cat, kitten, black-golden-shaded, 8 weeks

Bryan and Cherry Alexander / Deep shaded fissures in an iceberg, Antarctica, February 2009.

Jane Burton / Shaded sable Border Collie dog, sitting and looking up into the camera.

Jane Burton / Shaded sable Border Collie sitting, chin pointing up.

Petra Wegner / Two British Shorthair kittens, one silver-shaded and one golden-mackerel-tabby, sitting on stand

Petra Wegner / Four British Shorthair kittens, two silver-shaded and two golden-mackerel-tabby, sitting on stand

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, lying down portrait

Petra Wegner / Two British Shorthair kittens, one silver-shaded and one golden-mackerel-tabby, sitting on stand

Petra Wegner / Four British Shorthair kittens, two silver-shaded and two golden-mackerel-tabby, sitting on stand, one yawning

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, reaching up on hind legs

Petra Wegner / Two British Shorthair Cats, kittens, silver-shaded, sitting

Petra Wegner / Two British Shorthair Cats, kittens, silver-shaded, sitting on stand

Petra Wegner / Two British Shorthair Cats, kittens, silver-shaded, one sitting, one lying

Petra Wegner / British Shorthair Cat, kitten, silver-shaded,

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, lying down portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, lying down, portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sitting portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sitting

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sitting, portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sitting up on hind legs, licking lips

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sitting portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, lying down

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, crouching down

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, lying down, portrait

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, enjoying being stroked

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, sitting

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait

Petra Wegner / British Shorthair Cat, silver-shaded, having ears cleaned by a woman

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, head portrait.

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, head portrait, sitting

Petra Wegner / Two British Shorthair Cats, kittens, silver-shaded, sitting together.

Petra Wegner / Two British Shorthair Cats, kittens, silver-shaded, sitting together.

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portraits sitting, looking above.

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, licking / washing herself

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait sitting

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait walking / standing

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait sitting.

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait sitting and turned to face camera.

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait walking / standing

Petra Wegner / British Shorthair Cats, kitten, silver-shaded, sitting.

Petra Wegner / British Shorthair Cat, kitten, silver-shaded, portrait lying down.

Andrew Parkinson / Kittiwake (Rissa tridactyla) flying in front of shaded cliff face, in evening light, Bempton Cliffs, RSPB Reserve, East Yorkshire, UK, (non-ex)

Roger Powell / Tawny Frogmouth {Podargus strigoides} sleeping in shaded daytime roost, Victoria, Australia

Jane Burton / Domestic Cat {Felis catus} 7-weeks, Gold-shaded and Silver-shaded Persian kittens in watering can on a dry-stone wall surrounded by flowers.

Mike Wilkes / Black heron fishing, Abuku NR, The Gambia, West Africa. Fish are attracted to shaded areas because they are less conspicuous to most predators.

Hermann Brehm / Black heron fishing under shade of its wings {Egretta ardesiaca} Botswana. Fish are attracted to shaded areas because they are less conspicuous to most predators.

Flip de Nooyer / Hoatzin (Opisthocomus hoazin) chick being shaded from sun by parent, Guyana

Christian Ziegler / Baboonwood (Virola surinamensis) shaded leaves which are flat and horizontal, Barro Colorado Island, Panama

Jane Burton / Shaded sable Border Collie dog licking his muzzle.