MYN / Piotr Naskrecki / Dragonfly (Somatochlora sp) at rest, Woburn, Massachusetts, USA, June. meetyourneighbours.net project

Jan Hamrsky / Two Northern Emerald Dragonfly (Somatochlora arctica) nymphs. Europe, May.

Jan Hamrsky / Northern Emerald Dragonfly (Somatochlora arctica) nymph. Europe, May.

Jan Hamrsky / Northern Emerald Dragonfly (Somatochlora arctica) nymph close-up showing mouth parts. Europe, May.

Jan Hamrsky / Northern Emerald Dragonfly (Somatochlora arctica) nymph, ventral view showing mouth parts. Europe, May.

Jan Hamrsky / Northern Emerald Dragonfly (Somatochlora arctica) nymph. Europe, May.

Robert Thompson / Close up of Northern emerald dragonfly (Somatochlora arctica) resting on flower, Killarney National Park, County Kerry, Republic of Ireland, July

Steve Knell / Northern emerald darterfly (Somatochlora arctica) on bog asphodel, UK

Steve Knell / Northern emerald darterfly (Somatochlora arctica) on bog asphodel, UK

Duncan Mcewan / Northern emerald darterfly (Somatochlora arctica)empty larval case

Nature Production / Dragonfly {Somatochlora uchidai} male, Japan

Steve Knell / Northern emerald dragonfly {Somatochlora arctica} Scotland, UK, 2006

Steve Knell / Northern emerald darter dragonflies mating {Somatochlora arctica} Scotland, UK

Steve Knell / Northern emerald darter dragonflies mating{Somatochlora arctica} Scotland, UK

Steve Knell / Female Brilliant emerald dragonfly {Somatochlora metallica} Scotland, UK

Duncan Mcewan / Northern emerald darterfly (Somatochlora arctica), newly emerged and drying wings. Scotland, UK, Europe

Robert Thompson / Northern emerald dragonfly (Somatochlora arctica) Killarney National Park, County Kerry, Republic of Ireland, July

Robert Thompson / Northern emerald dragonfly (Somatochlora arctica) Killarney National Park, County Kerry, Republic of Ireland, July