Roland Seitre / Bottle-nosed Dolphins (Tursiops truncatus) playing with hula-hoops on their beaks. Captive. Valencia, Spain.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback sitting on boundary wall between Volcanoes National Park and a Potato crop, looking into valley. Area to be restored to forest. Rwanda.

Ernie Janes / Potato (Solanum tuberosum) crop irrigation, Norfolk, UK, July 2011

Nigel Cattlin / Garden symphylan (Scutigerella immaculata) a serious soil pest of Potatoes (Solanum tuberosum) and other root crops.

Nigel Cattlin / Potato (Solanum tuberosum) plants, a young organic crop on large flat fenland field. Cambridgeshire, England, UK. June.

Nigel Cattlin / Young potato crop (Solanum tuberosum) on level fenland field. Cambridgeshire, England, UK. June.

Konrad Wothe / Assorted vegetables, Germany

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei), silverback exploring potato crops on farmland adjacent to Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback walking through farmland with potato crop to feed on Eucalyptus tree sap. Outside Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback sitting amongst Potato crop on farmland next to / outside Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) juvenile feeding on gum of Eucalyptus within Potato crop. Outside of Volcanoes National Park, Rwanda.

Christophe Courteau / Mountain gorilla (Gorilla beringei beringei) silverback exploring Potato crop, outside Volcanoes National Park, Rwanda.

Christophe Courteau / Potato germinating (Solanum tuberosum)

Will Watson / Colorado potato beetle (Leptinotarsa decemlineata) on Potato (Solanum tuberosum) leaves, Romania.

Gary K. Smith / Potato (Solanum tuberosum), 'Arran Pilot', 'Juliette' and 'Sharpes Express', set to chit prior to planting, England, UK. February.

Yva Momatiuk & John Eastcott / Potato (Solanum tuberosum) plowed fields, Idaho

Gary K. Smith / Potatoes (Solanum tuberosum) 'Pink Fir Apple', Norfolk, England UK. October

Gary K. Smith / Potatoes (Solanum tuberosum) 'Pink Fir Apple', Norfolk, England UK. October

Gary K. Smith / Potatoes (Solanum tuberosum) 'Pink Fir Apple', Norfolk, England UK. October

Gary K. Smith / Potato (Solanum tuberosum) haulms cut back to restrict blight, Norfolk, England, UK. September

Brent Stephenson / Crop of new freshly dug Rocket potatoes on the ground in a vegetable garden, Coleford, Gloucestershire, England, August.

Brent Stephenson / Gardener digging up his crop of new Rocket potatoes from a vegetable garden, Coleford, Gloucestershire, England, August 2011. Model release.

Pascal Pittorino / Potatoes (Solanum tuberosum) growing in rows in an organic garden, Toulon, Var, Provence, France, May

Pascal Pittorino / Vegetables growing in rows in an organic garden, Potatoes (Solanum tuberosum), Tomatoes (Solanum lycopersicum), Green beans (Phaseolus vulgaris), Var, Provence, France, June.

Pal Hermansen / Potatoes (Solanum tuberosum) 'Kerrs Pink'

Ernie Janes / Potato crop ( Solanum tuberosum) in flower, Norfolk, England, UK

Hiroya Minakuchi / Potato (Solanum tuberosum) farm, Hokkaido, Japan

Eric Dragesco / Man collecting potatoes, Shang Village, Hemis NP, at altitude of 4050m, Ladakh, India, October 2012

Adrian Davies / Chitted Potato (Solanum tuberosum), showing young shoots, April.

Nick Turner / Potato plants in flower (Solanum tuberosum) on an allotment, UK, June 2011.

Nick Turner / Potato plants in flower (Solanum tuberosum) on an allotment, UK, June 2011.

Gary K. Smith / Seed potatoes, Swift variety (Solanum tuberosum) in wooden tray, ready for planting. Norfolk, UK, March.

Nature Production / Potato shoots (Solanum tuberosum) sprouting from potato tuber, hydroponic cultivation, Japan

Nature Production / Potato shoots (Solanum tuberosum) sprouting from potato tubers, hydroponic cultivation, Japan

Aflo / N-20901 Field of Potato plants in flower {Solanum tuberosum} Hokkaido, Japan.

Aflo / Y-5202 Field of Potato plants in flower {Solanum tuberosum} Hokkaido, Japan.

Aflo / N-19001 Field of Potato plants in flower {Solanum tuberosum} Hokkaido, Japan.

Aflo / N-19002 Field of Potato plants in flower {Solanum tuberosum} Hokkaido, Japan.

Niall Benvie / Potato (Solanum tuberosum) sprouting

Gary K. Smith / Freshly dug new potatoes, 'Arran Pilot' tubers in sieve, UK, May.

Gary K. Smith / Freshly dug 'charlotte' potatoes in gardener's hands, UK, June.

Gary K. Smith / First early new potatoes (Solanum tuberosum} 'Arran Pilot', freshly dug tubers being gathered in china bowl, Norfolk, UK, May

Richard Du Toit / Potato farms showing irrigation circles, Sandveld, South Africa

Gary K. Smith / Arran Pilot seed potatoes (Solanum tuberosum) close-up of chitted tuber showing young shoots, Norfolk, UK

Gary K. Smith / Potatoes (Solanum tuberosum) and onions (Allium cepa) in garden potting shed with associated gardening implements, England, UK

Gary K. Smith / Potatoes (Solanum tuberosum) and onions (Allium cepa) in garden potting shed with associated gardening implements, England, UK

Gary K. Smith / Potatoes (Solanum tuberosum). Freshly dug root of red skinned salad potato - Roseval variety. England, UK, July

Gary K. Smith / Potatoes (Solanum tuberosum). Freshly dug root of red skinned salad potato - Roseval variety. England, UK, July

Gary K. Smith / New Potatoes {Solanum tuberosum} being chitted in egg tray, 'Rocket' variety, UK

Gary K. Smith / New Potatoes {Solanum tuberosum} being chitted in egg tray, 'Rocket' variety, UK

Gary K. Smith / Woman gardener planting new potatoes {Solanum tuberosum} in small vegetable plot, Norfolk, UK, March

Gary K. Smith / Mechanised soil preparation, (bed forming) for commercial potato crop, with gulls, Norfolk, UK, March

Gary K. Smith / Seed potatoes {Solanum tuberosum} planted in trench, ready for covering with soil, UK

Nick Turner / Field of Potato plants {Solanum tuberosum} UK

Nick Turner / Potatoes {Solanum tuberosum} UK

Nature Production / Potato flowers {Solanum tuberosum} Japan

Gary K. Smith / Digging up organic new Potatoes (Solanum tuberosum), UK

Gary K. Smith / Digging up organic new Potatoes (Solanum tuberosum) UK

Gary K. Smith / Planting seed potatoes (Solanum tuberosum) in spring, UK

Gary K. Smith / Planting seed potatoes (Solanum tuberosum) in spring, UK

Gary K. Smith / Runner Bean seeds (Phaseolus coccineus), seedling potatoes (Solanum tuberosum) and shallots (Allium genus) UK

Gary K. Smith / Runner Bean seeds (Phaseolus coccineus), seedling potatoes (Solanum tuberosum) and shallots (Allium genus) UK

Nick Turner / Rows of Potato plants {Solanum tuberosum} in field, Gloucestershire, England, UK.

Gary Smith / Lifting a crop of organic New potatoes {Solanum tuberosum} UK.

Gary Smith / Vegetable seed Shallots, Runner beans and Potatoes in tray, ready for planting, UK.

Nick Turner / Potatoes {Solanum tuberosum} UK

Dan Burton / New potatoes - Morris bard variety - harvested in allotment garden {Solanum tuberosum} Devon, UK,

Alan Williams / Potato (Solanum tuberosum) plant in flower in farm field, Cheshire, UK. June.

Alan Williams / Potato (Solanum tuberosum) plant in flower in farm field, Cheshire, UK. June.

Alan Williams / Potato (Solanum tuberosum) crop in flower in farm field, Cheshire, UK. June.

Alan Williams / Potato (Solanum tuberosum) plant in flower in farm field, Cheshire, UK. June.

Alan Williams / Potato (Solanum tuberosum) crop in flower in farm field, Cheshire, UK. June.

Alan Williams / Newly planted Potato (Solanum tuberosum) crop, Cheshire UK. May.

Nigel Cattlin / Skin blemishes, warts and lesions caused by Common scab (Streptomyces) on the surface of Potato (Solanum tuberosum) tubers at harvest, Devon, UK.

Nigel Cattlin / Turnip cutworm / Turnip moth (Agrotis segetum) caterpillar feeding on a damaged Potato (Solanum tuberosum) tuber.

Nigel Cattlin / Spotted snake millepedes (Blaniulus guttulatus) feeding in a gallery within a Potato (Solanum tuberosum) tuber, England, UK.

Nigel Cattlin / Spotted snake millepedes (Blaniulus guttulatus) feeding in a gallery within a Potato (Solanum tuberosum) tuber, England, UK.

Nigel Cattlin / Golden potato cyst nematode (Globodera rostochiensis) close up of cysts on Potato (Solanum tuberosum) roots, UK.

Nigel Cattlin / Golden potato cyst nematode (Globodera rostochiensis) damage to a Potato (Solanum tuberosum) crop, UK.

Nigel Cattlin / Young, ridged Potato (Solanum tuberosum) crop growing evenly in large field, Cambridgeshire, England, UK.

Nigel Cattlin / Holes in the surface of a Potato (Solanum tuberosum) tuber caused by slugs feeding on the fleshy interior of the crop.

Nigel Cattlin / Feeding holes caused by Wireworms (Agriotes sp.) feeding on and in a potato (Solanum tuberosum) crop tuber.

Nigel Cattlin / Powdery scab (Spongospora subterranea f.sp. subterranea) lesions of a cercozoan disease on a washed Potato (Solanum tuberosum) tuber.

Nigel Cattlin / Powdery scab (Spongospora subterranea f.sp. subterranea) lesions of a cercozoan disease on a washed Potato (Solanum tuberosum) tuber.

Nigel Cattlin / Female Peach potato aphid (Myzus persicae) feeding along the veins of a Potato leaf (Solanum tuberosum).

Nigel Cattlin / Exterior skin of a potato (Solanum tuberosum) tuber showing spraing, a symptom of Tobacco rattle virus (TRV) and Potato mop-top virus (PMTV).

Nigel Cattlin / Cross section of a potato (Solanum tuberosum) tuber showing spraing, a symptom of Tobacco rattle virus (TRV) and Potato mop-top virus (PMTV).

Nigel Cattlin / Necrosis and chlorosis on potato leaflets, a symptom of magnesium deficiency in a garden crop, Berkshire, UK, July.

Nigel Cattlin / Potato blackleg disease (Pectobacterium atrosepticum) affecting and individual plant in a crop of charlotte potatoes, Berkshire, England, June.

Nigel Cattlin / Skin spot (Polyscytalum pustulans) lesions on the stem base and roots of a maturing potato plant

Nigel Cattlin / Stem canker (Rhizoctonia solani) lesions on the lower stem base and roots on a maturing plant in a potato crop

Nigel Cattlin / Gangrene (Phoma exigua var. foveata) fungal damage to the flesh of a potato tuber shown in cut section

Nigel Cattlin / Black dot (Colletotrichum coccodes) necrotic lesions on the stem base of a mature potato plant

Nigel Cattlin / Black dot (Colletotrichum coccodes) necrotic lesions on the stem base of a mature potato plant

Nigel Cattlin / Immature potato crop in even ridged rows converging towards the the horizon on a rising field