Nigel Cattlin / Bacterial shot hole (Pseudomonas syringae) affected leaves of laurel, Prunus laurocerasus, in a garden hedge, Berkshire, England, UK. May.

Ingo Arndt / Grizzly bear (Ursus arctos horribilis) silhouette at sunset, Lake Clark National Park, Alaska, USA, July.

Pascal Pittorino / Ground beetle (Carabus hispanus) resting on a leaf of Hydrangea (Hydrangea sp), Lozere, Cevennes, Languedoc Roussillon, France, July.

Alex Hyde / Green Dock Beetle (Gastrophysa viridula) female with huge abdomen swollen with eggs. Peak District National Park, Derbyshire, UK. May.

Pal Hermansen / Colourful corn (Zea mays) seeds against white background.

Olga Kamenskaya / Pyramidal ice fragment reflected on the surface of Lake Baikal. Ice fragment acting as a prism refracting light into rainbow. Siberia, Russia, March.

Kristel Richard / An Einsiedler / Swiss warmblood mare (Equus caballus) cantering, Schwyz, Switzerland, July.

Staffan Widstrand,Staffan Widstrand / Water buffalo (Bubalus bubalis) Pulicat Lake, Tamil Nadu, India, February 2013.

Staffan Widstrand / Wild Wonders of China / Black-necked crane (Grus nigricollis) in black and white silhoutte. Napa Lake, Yunnan province, China. Vulnerable species.

Roland Seitre / Silver Jewel Scarab Beetle (Chrysina optima) on red petals. Poas Volcano National Park, Caribbean Coast, Vara Branca, Costa Rica.

Bryan and Cherry Alexander / Moonlit iceberg taken at midday during the polar night, Northwest Greenland, 1980. 40 BELOW bookplate.

Juergen Freund / Newly harvested cultured Golden South Sea pearls of Oyster (Pinctada maxima) displayed, Palawan, Philippines, May 2009