Stephen Dalton / Meadow grasshopper (Chorthippus parallelus) leaping, UK

Terry Whittaker / Timelapse of icebergs moving in Jokulsarlon glacial lagoon at twilight, formed from meltwater from the retreating Vatnajokull glacier, Iceland, July 2012.

Terry Whittaker / Timelapse of icebergs moving in Jokulsarlon glacial lagoon at twilight, formed from meltwater from the retreating Vatnajokull glacier, Iceland, July 2012.

Terry Whittaker / Timelapse of icebergs moving in Jokulsarlon glacial lagoon formed from meltwater from the retreating Vatnajokull glacier, Iceland, July 2012.

Graham Eaton / The Norber Erratics. Blocks of older Silurian sandstone, perched on top of younger Carboniferous limestone, that were left by retreating ice at the end of the last Ice Age, Clapham, Yorkshire, winter

Graham Eaton / Limestone pavement above Malham Cove, Yorkshire

Ernie Janes / Cley Beach with retreating wave patterns, after sunset, Norfolk, UK January

Mitsuaki Iwago / Retreating glacier, Antarctic coast facing the Ross Sea, Antarctica

Pete Oxford / D - Galapagos Giant tortoise portrait - Dome form {Geochelone elephantopus} retreating into shell. Darwin Research Station. Santa Cruz Is. Galapagos Islands, Ecuador. South America

Pete Oxford / Galapagos Giant tortoise close up portrait - dome form {Geochelone elephantopus} retreating into shell. Galapagos Is

Morley Read / Pink-toed tarantula (Avicularia) retreating into its nest, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Morley Read / Pink-toed tarantula (Avicularia) retreating into its nest, Amazon rainforest, Pastaza Province, Ecuador. (non-ex)

Nigel Cattlin / English redworm (Eisenia fetida) retreating into burrow in muddy rotting organic material. Berkshire, England, UK. April.