Nick Upton / View towards Naranjo de Bulnes (Picu Urriellu) a distinctive 2519m limestone peak, Picos de Europa mountains, viewed from Arenas de Cabrales at sunset, Asturias, Spain, August 2016.

Andrew Parkinson / 2020VISION / Golden plover Pluvialis apricaria Profile of an adult on open moorland. Shetland Islands, Scotland, UK Photographer.Andrew Parkinson

Chris Gomersall / 2020VISION / Sanderling (Calidris alba) in winter plumage feeding on tideline, The Wash, Norfolk, March. Did you know? The Sanderling is the only British wading bird that has no back toe; this gives it a distincti...

John MacPherson / 2020VISION / Bottlenose dolphin (Tursiops truncatus) surfacing, fin showing distinctive identifying marks, Moray Firth, Inverness-shire, Scotland, UK, August

Juergen Freund / Casts of 130 million year old dinosaur footprints (the original footprints are only exposed at low tide) at Gantheaume Point, with its distinctive red soils. Broome, Western Australia.

Anup Shah / Chimpanzee (Pan troglodytes) portrait of juvenile orphan, Sweetwater Sanctuary, 4 yr old, Mahesa with 'pant hoot' expression, a distinctive vocalisation, often used as a contact call (useful in forest...

Geoff Simpson / Male Adder showing distinctive zig zag markings {Vipera berus}. Peak District NP, England UK

Magnus Lundgren / Wild Wonders of China / Mozambique scorpionfish (Parascorpaena mossambica) with distinctive horns. Xiaoliuqiu Island, Taiwan

Nigel Cattlin / Emperor moth (Saturnia pavonia) male, wings open showing distinctive eye markings and feathery antennae.

Nick Upton / Shadow hammock spider (Labulla thoracica) male, with distinctive large palps, on a web under the eaves of a a garden shed, near Wells, Somerset, UK, September.

Andy Sands / Hoverfly (Chrysotoxum bicinctum) distinctive black and yellow hoverfly visiting Wild Parsnip flower, Buckinghamshire, England, UK, July