Jack Dykinga / Sunflower flower (Helianthus petiolaris) at Sunset Crater National Monument, Arizona

Laurie Campbell / Mountain pansy (Viola lutea) flowers, Strathspey, Cairngorms National Park, Scotland, June

Sergey Gorshkov / Aerial view of Caribou / Reindeer (Rangifer tarandus) trotting through shallow water, Kamchatka, Far east Russia, August

Aflo / N-17405 Sunflower {Helianthus annuus}

Neil Lucas / Common poppies (Papaver rhoeas) and Corn marigold (Chrysanthemum segetum) growing in a Wheat field, UK

Sandra Bartocha / Oxeye/Marguerite daisies (Leucanthemum vulgare), Potsdam, Brandenburg, Germany.

Stephen Dalton / Ethiopian praying mantis {Miomantis abyssinica} in flight

Markus Varesvuo / Black Woodpecker (Dryocopus martius) flying, Finland

Fiona Rogers / Eastern chimpanzee (Pan troglodytes schweinfurtheii) alpha male 'Ferdinand' aged 19 years resting. Gombe National Park, Tanzania.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) male 'Apollo' aged 32 years head and shoulders portrait. Gombe National Park, Tanzania.

Roland Seitre / Tasmanian devil (Sarcophilus harrisii) portrait, Australian Reptile Park, Gosford, New South Wales, Australia. Captive. Endangered species.

Enrique Lopez-Tapia / Children playing with fishes on a fishing boat, Eticoga, Orango Island, Guinea-Bissau, December 2013.

Richard Du Toit / Cape Shoveler (Anas smithii) Marievale Bird Sanctuary, Gauteng Province, South Africa, June.

Robin Chittenden / Young boy watching Asian Small-clawed Otter (Aonyx cinerea) Thrigby Hall Wildlife Gardens, Norfolk, England, UK November 2013. Model released

Kevin Schafer / Pygmy Raccoons (Procyon pygmaeus) portrait, Cozumel Island, Mexico. Critcally endangered species with less than 500 in existence.

Franco Banfi / Pink River dolphin / Boto (Inia geoffrensis) Acajatuba Lake, Negro River, Amazonas, Brazil

Ann & Steve Toon / Wild boar (Sus scrofa), captive, UK, June

Eric Baccega / European mole (Talpa europaea) at the surface, Alsace, France, September.

Enrique López-Tapia / Two Dong women, one laughing, in a dark room, Sanjiang Dong Village in the province of Guangxi, China. April 2009. Winner of the Photographer of the Year, Portrait Category, 4th Pollux Awards, 2012

Ernie Janes / Yellow Labrador portrait in studio

Pete Oxford / Market vendor selling orange juice, Djemaa el-Fna (the square), Marrakech, Morocco, June 2009

Aflo / N-17601 Two Sunflowers {Helianthus annuus}

Aflo / N-17508 Field of Sunflowers {Helianthus annuus}

Aflo / N-17504 Sunflower close up {Helianthus annuus}

Aflo / N-17507 Sunflowers {Helianthus annuus}

Aflo / N-17503 Sunflowers {Helianthus annuus}

Aflo / N-17402 Two Sunflowers {Helianthus annuus}

Aflo / N-17406 Two Sunflowers {Helianthus annuus}

Aflo / N-17401 Sunflower {Helianthus annuus}

Aflo / N-19101 Fruit trees in blossom {Prunus sp} in grass field full of Buttercups

Aflo / N-18608 Field of Oil seed rape {Brassica napus}

Aflo / N-17606 Field of Sunflowers {Helianthus annuus}

Aflo / N-17602 Field of Sunflowers {Helianthus annuus}

Aflo / N-17605 Field of Sunflowers {Helianthus annuus}

Aflo / N-17506 Sunflowers {Helianthus annuus}

Aflo / N-17502 Sunflower in field of sunflowers {Helianthus annuus}

Aflo / N-17505 Sunflowers {Helianthus annuus}

Aflo / N-17501 Sunflower {Helianthus annuus}

Aflo / N-17409 Sunflower {Helianthus annuus}

Aflo / N-17408 Sunflower {Helianthus annuus}

Aflo / N-17407 Two Sunflowers {Helianthus annuus}

Aflo / N-17404 Sunflower {Helianthus annuus}

Gavin Hellier / Novice monks at Wat Xieng Thong, Luang Prabang, Laos South East Asia. Model Released

Roland Seitre / Hoffmann's Two-toed Sloth (Choloepus hoffmanni) close up portrait at rehabilitation centre - Aviarios del Caribe, Limon, Costa Rica. Captive.

Cyril Ruoso / Cheerful sunflower (Helianthus laetiflorus) flowering, Occurs in North America, naturalised in Bourgogne-Franche-Comte, France. October.