Ross Hoddinott / Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. August.

Ross Hoddinott / RF - Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. August. (This image may be licensed either as rights managed or royalty free.)

Ross Hoddinott / Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. August.

Ross Hoddinott / Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. July.

Ross Hoddinott / Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. July.

Ross Hoddinott / 2020VISION / Southern hawker dragonfly (Aeshna cyanea) in flight, Arne RSPB reserve, Dorset, England, UK, August. 2020VISION Book Plate.

Nick Upton / 2020VISION / Male Southern hawker dragonfly (Aeshna cyanea) sunning itself on Rose flower (Rosa sp.) in garden in autumn, Wiltshire, England, UK, October . Property released. Did you know? The Latin name for this...

Russell Cooper / Male Southern hawker dragonfly (Aeshna cyanea) in flight, Wimbledon Common, South London, UK

Bernard Castelein / Southern hawker dragonfly {Aeshna cyanea} Brasschaat, Belgium

Kim Taylor / Southern Hawker Dragonfly (Aeshna cyanea) male. Close-up of eyes. UK. Captive.

Kim Taylor / Southern hawker dragonfly {Aeshna cyanea} male hovering over pond, UK.

Ross Hoddinott / Southern hawker dragonfly {Aeshna cyanea} Broxwater, Cornwall, UK

Mark Yates / Southern hawker dragonfly {Aeshna cyanea} on yellow iris. England, UK

Hans Christoph Kappel / Southern hawker dragonfly head close-up, Germany

Tim Fitzharris / Southern Hawker Dragonfly (Aeshna cyanea) close-up, on stem, New Mexico

Tim Fitzharris / Southern Hawker Dragonfly (Aeshna cyanea) close up, moisture on wings, New Mexico

Edwin Giesbers / Southern hawker dragonfly (Aeshna cyanea) resting on stem beside lake. The Netherlands. July.

Lynn M. Stone / Spangled skimmer dragonfly (Libellula cyanea) male resting on stem. Connecticut, USA. June.

Will Watson / Southern Hawker (Aeshna cyanea) egg-laying on moss-covered fallen trunk, Blakemere, Herefordshire, England, September.

Bernard Castelein / Southern hawker dragonfly (Aeshna cyanea) nymph exoskeleton, Brasschaat, Belgium. July

Bernard Castelein / Southern hawker dragonfly (Aeshna cyanea) nymph shedding exoskeleton, Brasschaat, Belgium. July

Bernard Castelein / Southern hawker dragonfly (Aeshna cyanea) nymph shedding exoskeleton, Brasschaat, Belgium. July

Bernard Castelein / Southern hawker dragonfly (Aeshna cyanea) nymph shedding exoskeleton, Brasschaat, Belgium. July

Bernard Castelein / Southern hawker dragonfly (Aeshna cyanea) nymph shedding exoskeleton, Brasschaat, Belgium. April

Robert Thompson / Southern hawker dragonfly (Aeshna cyanea) Hampshire, England, UK. July.

Robin Chittenden / Lesser green emperor (Anax indicus) Sri Lanka.

Ross Hoddinott / RF - Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. July. (This image may be licensed either as rights managed or royalty free.)

Ross Hoddinott / RF - Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. July. (This image may be licensed either as rights managed or royalty free.)

Ross Hoddinott / Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. August.

Ross Hoddinott / Southern hawker (Aeshna cyanea) dragonfly in flight, Broxwater, Cornwall, UK. August.

Gary K. Smith / Southern Hawker dragonfly (Aeshna cyanea) male resting in hedgerow, Norfolk, UK, July

Will Watson / Southern hawker dragonfly nymph (Aeshna cyanea) taking air, captive, Herefordshire, England, UK, June.

Clay Bolt / Dragonfly (Aeshnidae) emerging from its naiad form, North Carolina, USA, July.

David Kjaer / Southern hawker (Aeshna cyanea) newly emerged juvenile male, Wiltshire, UK

David Kjaer / Southern hawker (Aeshna cyanea) emerging from larva/nymph case, Wiltshire, UK

David Kjaer / Southern hawker (Aeshna cyanea) emerging from larva/nymph case, Wiltshire, UK

David Kjaer / Southern hawker (Aeshna cyanea) two newly emerged adults, Wiltshire, UK

John Abbott / Giant darner (Anax walsinghami) male resting, Big Bend State Natural Area, Texas, USA, September.

John Abbott / Giant darner dragonfly (Anax walsinghami) male resting on rock, Big Bend State Natural Area, Texas, USA, September

Juan Carlos Munoz / Emperor dragonfly or blue emperor (Anax imperator) Basque Country, Spain, August.

Jussi Murtosaari / Southern hawker dragonfly (Aeshna cyanea) flying in habitat, Joutsa, Central Finland, August.

Bernard Castelein / Southern hawker (Aeshna cyanea) close up of eyes, thorax and wing, Brasschaat, Belgium, July.

Bernard Castelein / Southern hawker (Aeshna cyanea) with its larval exoseleton, Brasschaat, Belgium, July.

Bernard Castelein / Southern hawker (Aeshna cyanea) with its larval exoseleton, Brasschaat, Belgium, July.

MYN / Tim Hunt / Southern hawker dragonfly (Aeshna cyanea) nymph, Barnt Green, Worcestershire, England, UK, June.

Stephen Dalton / Southern hawker dragonfly (Aeshna cyanea) Sussex, England, UK. June.

Robin Chittenden / Young boy with female Southern hawker dragonfly (Aeshna cyanea) Norfolk, England, UK, June. Model released.

MYN / Tim Hunt / Southern hawker dragonfly (Aeshna cyanea) female, garden in Barnt Green, Worcestershire, UK, August. meetyourneighbours.net project