Alex Hyde / Common Swallowtail Butterfly (Papilio machaon) resting on Viper's Bugloss / Blueweed (Echium vulgare) in alpine meadow. Nordtirol, Tirol, Austrian Alps, Austria, 1700 metres altitude, July.

Stephen Dalton / Scarce bamboo page butterfly {Philaethria dido} in flight, from Venezualan cloudforest

Colin Varndell / Red Admiral Butterfly (Vanessa atalanta) on Michaelmas daisy flowers. Dorset, UK, October 2012.

Stephen Dalton / Monarch butterfly {Danaus plexippus} flight sequence, multiflash image

Ross Hoddinott / Marsh fritillary butterfly (Euphydryas aurinia) close-up of wing detail, Dunsdon, near Holsworthy, Devon, UK, June 2012.

Ross Hoddinott / Small pearl bordered fritillary butterfly (Boloria selene) portrait, Marsland Mouth, North Devon, UK. May.

Denis-Huot / Blue morpho butterfly (Morpho peleides) Hacienda Baru, Costa Rica

Jussi Murtosaari / Northern Chequered Skipper butterfly (Carterocephalus silvicola) on flower, male, central Finland, June.

Stephen Dalton / Monarch butterfly (Danaus plexippus) female in flight. Did you know? Monarch buttterflies migrate up to 2500 miles from Mexico to Canada.

Stephen Dalton / Clouded yellow butterfly {Colias crocea} in flight over thistle flowers, UK

Stephen Dalton / Gulf Fritillary Butterfly (Agraulis vanillae) flying near cactus. Everglades, Florida, USA

Stephen Dalton / Red admiral butterfly (Vanessa atalanta) on Buddleia flowers, UK