Guy Edwardes / Scarletina bolete (Boletus luridiformis) toadstool, New Forest National Park, Hampshire, England, UK. September.

Juan Carlos Munoz / Toadstool shaped hoodoo a sunset, Grand Staircase-Escalante National Monument, Utah, USA, February 2015.

Stephen Dalton / Great grey / Leopard slug (Limax maximus) on toadstool, UK, controlled conditions

Robert Thompson / Amethyst deceiver (Laccaria amethystea / amethystina) growing up through moss, Tollymore Forest, County Down, Northern Ireland, UK, October

Paul Hobson / Common european toad (Bufo bufo) sheltering under toadstool from rain, wild toad in controlled conditions, Sheffield, Yorkshire, UK

Edwin Giesbers / Common frog (Rana temporaria) sheltering from rain under toadstool (Macrolepiota procera) the Netherlands

Jouan & Rius / Strawberry poison arrow frog (Dendrobates pumilio) in toadstool, rainforest habitat, Costa Rica

Jeff Vanuga / Toadstool Hoodoo in the Grandstaircase-Escalante National Monument, Utah, USA

Yva Momatiuk & John Eastcott / Toadstool Caprocks created by erosion, near Paria River, Grand Staircase-Escalante National Monument, Utah

Nigel Cattlin / Lawyers' wig fungus (Coprinus comatus) fruiting caps in grassland. Berkshire, England, UK.

Paul Hobson / Fly agaric toadstool (Amanita muscaria) on river bank, in deciduous woodland. Sheffield, England, UK.

Jeff Foott / Hoodoos, Toadstool Caprock, near Paria River, Grand Staircase-Escalante National Monument, Utah