Adrian Davies / Golden Ringed Dragonfly (Cordulegaster boltonii) female at rest on flower, Devon, England, UK

Dave Bevan / Male Golden ringed dragonfly (Cordulegaster boltonii) perched on a rock in a stream, before taking off, Carmarthenshire, Wales, UK, July.

Stephen Dalton / Golden ringed dragonfly (Cordulegaster boltonii) Sussex, England, UK. July.

Jussi Murtosaari / Golden-ringed dragonfly (Cordulegaster boltonii), female laying eggs, Finland, August.

Jussi Murtosaari / Golden-ringed dragonfly (Cordulegaster boltonii), female laying eggs, Finland

Jussi Murtosaari / Golden-ringed dragonfly (Cordulegaster boltonii), male, Finland, August.

Nick Upton / Golden-ringed dragonfly (Cordulegaster boltonii) female hovering above moorland stream, Bodmin Moor, Cornwall, UK, July.

Lorraine Bennery / Golden-ringed dragonfly (Cordulegaster boltonii) adult just emerged from nymph, Herault, France, May.

Will Watson / Golden-ringed Dragonfly (Cordulegaster boltonii) resting on Bog Myrtle (Myrica gale), Cors Goch Nature Reserve, Carmarthenshire, Wales, UK.

Jan Hamrsky / Spiketail dragonfly (Cordulegaster boltonii) nymph, Europe, June, controlled conditions.

Colin Varndell / Male golden-ringed dragonfly (Cordulegaster boltonii) New Forest, Hampshire, UK. July

Jan Hamrsky / Spiketail dragonfly nymph (Cordulegaster boltonii) hidden in sand and lurking for prey, Eupope, July, controlled conditions