Duncan Mcewan / Green Hairstreak Butterfly, summer, Scotland.

Kim Taylor / Green hairstreak butterfly (Callophrys rubi). Apennines, Italy, May.

David Kjaer / Green hairstreak butterfly (Callophrys rubi) on hawthorn leaf, Wiltshire, England, UK, April.

Andy Sands / Green hairstreak butterfly (Callophrys rubi) on buds of Hawthorn flower, Hertfordshire, England, UK, May

Lorraine Bennery / Green hairstreak butterfly (Callophrys rubi), Grands Causses Regional Natural Park, France, May.

Lorraine Bennery / Green hairstreak butterfly (Callophrys rubi), Istrios, Rhodes island, Greece, March.

Sue Daly / Green hairstreak butterfly (Callophrys rubi), Sark, British Channel Islands, April.

Sue Daly / Green Hairstreak butterflies (Callophrys rubi) mating, Sark, British Channel Islands, April.

Peter Schwarz/ BIA / Green Hairstreak (Callophrys rubi) butterfly, Hesse, Germany

MYN / Dirk Funhoff / Blue-spot hairstreak butterfly (Satyrium spini) caterpillar, Lorsch, Hessen, Germany. April. Meetyourneighbours.net project

Andy Sands / Green hairstreak butterfly (Callophrys rubi) mating pair on hawthorn blossom, Bedfordshire, England, UK, June

Andy Sands / Green hairstreak butterfly (Callophrys rubi) mating pair on hawthorn blossom, Bedfordshire, England, UK, June

Jussi Murtosaari / Green hairstreak butterfly (Callophrys rubi), on Bog-rosemary (Andromeda polifolia), Central Finland, June.

Rod Williams / Female Green hairstreak butterfly (Callophrys rubi) laying eggs, Hutchinson's Bank, New Addington, London, England, May.

David Kjaer / Green hairstreak butterfly (Callophrys rubi) on flowers, Wiltshire, UK, May.

David Kjaer / Green hairstreak (Callophrys rubi) on flowers, Wiltshire, UK, May.

Russell Cooper / Female Green hairstreak butterfly (Callophrys rubi) laying eggs on Dogwood (Cornus), North Downs, Surrey, England, UK, April.

Ross Hoddinott / Green hairstreak butterfly (Callophrys rubi) resting, Boscastle, North Cornwall, UK, May.

Jussi Murtosaari / Green Hairstreak butterfly (Callophrys rubi) central Finland, May.

Jussi Murtosaari / Green Hairstreak (Callophrys rubi) feeding on Leatherleaf (Chamaedaphne calyculata) Finland, May

Paul Harcourt Davies / Green Hairstreak butterfly (Callophrys rubi) on Spanish broom (Junceum spartium). Torrealfina, Orvieto, Italy, April

Danny Green / Green hairstreak butterfly (Callophrys rubi) resting on bilberry bush, Leicestershire, UK, May. Bookplate from Danny Green's 'The Long Journey North'

David Woodfall / Green Hairstreak (Callophrys rubi) butterfly on thistle. Radnorshire Wildlife Trust Nature Reserve, Wales, UK, June.

David Woodfall / Green Hairstreak (Callophrys rubi) butterfly on thistle. Radnorshire Wildlife Trust Nature Reserve, Wales, UK, June.

Kim Taylor / Green Hairstreak Butterfly (Callophrys rubi) resting on leaves. Surrey, UK, June.

Kim Taylor / Green Hairstreak Butterfly (Callophrys rubi) resting on leaves. Surrey, UK, June.

Russell Cooper / Green Hairstreak Butterfly (Callophrys rubi) at rest on Black Medick (Medicago lupulina) Surrey, England, UK

Russell Cooper / Green Hairstreak Butterfly (Callophrys rubi) at rest on Black Medick (Medicago lupulina) Surrey, England, UK

David Kjaer / Green Hairstreak butterfly (Callophrys rubi) at rest on leaves, with wings closed, Wiltshire, England, UK.

David Kjaer / Green Hairstreak butterfly (Callophrys rubi) at rest on Hawthorn flower buds with wings closed, Wiltshire, England, UK.

David Kjaer / Green Hairstreak (Callophrys rubi) at rest on leaf, with wings closed, Wiltshire, England, UK.

Robert Thompson / Green hairstreak butterfly (Callophrys rubi) resting on green bramble leaf, Montiaghs Moss NNR, County Antrim, Northern Ireland, UK, April

Paul Hobson / Green hairstreak butterfly (Callophrys rubi) perching on Bilberry, Derbyshire, UK

Paul Hobson / Green hairstreak butterfly (Callophrys rubi) perched on Bilberry, Derbyshire, UK

Thomas Marent / Green Hairstreak (Callophrys rubi) butterfly, Switzerland

Thomas Marent / Green Hairstreak (Callophrys rubi) pair, Switzerland

Gary K. Smith / Green hairstreak butterfly {callophrys rubi} at rest on Gorse Bush, UK, may

Ross Hoddinott / Green hairstreak butterfly {Callophrys rubi} on Bird's foot trefoil in Marshland, Cornwall, UK

Russell Cooper / Green hairstreak butterfly {Callophrys rubi}, resting on leaf, UK

Bernard Castelein / Green hairstreak butterfly {Callophrys rubi} on sand. Kalmthoutse Heide, Belgium

Andy Sands / Green Hairstreak Butterfly (Callophrys rubi) at rest on Broom. UK. Captive.

Andy Sands / Green Hairstreak Butterfly (Callophrys rubi) at rest on Broom. UK. Captive.

Andy Sands / Green Hairstreak Butterfly (Callophrys rubi) at rest on Broom. UK. Captive.

PREMAPHOTOS / Green hairstreak butterfly (Callophrys rubi) female feeding from a Horseshoe vetch flower, UK

Ross Hoddinott / Green hairstreak butterfly {Callophrys rubi} Fingle bridge, Devon.

Ross Hoddinott / Green hairstreak butterfly {Callophrys rubi} resting on leaf, Fingle bridge, Devon, UK.

Kim Taylor / Green hairstreak butterfly {Callophrys rubi} on Gorse flower, UK.

Kim Taylor / Green hairstreak butterfly newly emerged beside pupal case {Callophrys rubi} UK.

Kim Taylor / Green hairstreak butterfly {Callophrys rubi} on Gorse flowers, UK.

Steve Knell / Green hairstreak butterflies mating {Callophrys rubi} UK.

Silvia Reiche / Green Hairstreak (Callophrys rubi) side view, on flower

Duncan Mcewan / Green Hairstreak Butterfly, summer, Scotland, UK

George McCarthy / Green hairstreak butterfly {Callophrys rubi} Surrey, UK

Ross Hoddinott / Green hairstreak butterfly {Callophrys rubi} on bracken Devon, UK

Kim Taylor / Green hairstreak butterfly (Callophrys rubi) on Blackthorn flowers, Surrey, England

Paul Hobson / Green hairstreak butterfly {Callophrys rubi} Derbyshire UK Peak district NP

Pal Hermansen / Green hairstreak butterfly (Callophrys rubi) taking flight from Coltsfoot (Tussilago farfara) flower, Follo, Norway. May.

Jussi Murtosaari / Green hairstreak butterfly (Callophrys rubi) resting on petal of hybrid Pasque flower (Pulsatilla x intermedia Pulsatilla patens x vernalis), Tuulos, Finland. May.

Jussi Murtosaari / Three Green hairstreak butterflies (Callophrys rubi) resting on hybrid Pasque flower (Pulsatilla x intermedia Pulsatilla patens x vernalis), Tuulos, Finland. May.

Jussi Murtosaari / Hybrid Pasque flower (Pulsatilla patens x vernalis) flowering in pine forest with Green hairstreak (Callophrys rubi) resting on it, Finland, May.

Claudio Contreras / Green hairstreak butterfly (Callophrys xami) on leaf. Pedregal de San Angel Ecological Reserve, Mexico City, Mexico.

Paul Harcourt Davies / Green hairstreak butterfly (Callophrys rubi) resting, Orvieto, Italy. April.

David Tipling / Green hairstreak butterfly (Callophrys rubi) resting, North Norfolk, UK. April

David Tipling / Male Green hairstreak butterfly (Callophrys rubi), resting on spring flowers, Norfolk, UK. April.

David Tipling / Green hairstreak (Callophrys rubi), male, resting on as a leaf, Norfolk, UK. April.

Ross Hoddinott / Green hairstreak butterfly (Callophrys rubi) resting on leaf. Marsland Valley Wildlife Trust Reserve, Devon, England, UK. May.

Ross Hoddinott / Green hairstreak butterfly (Callophrys rubi) resting on leaf. Marsland Valley Wildlife Trust Reserve, Devon, England, UK. May.

Colin Varndell,Colin Varndell / White Legged Snake Millipede (Tachypodoiulus niger) three coiled, Dorset, UK, September.

Duncan Mcewan / Silk button spangle galls on Oak casued by Wasp (Neuroterus albipes). Scotland, UK, Europe

Phil Savoie / Loomed furrow bee (Lasioglossum albipes) feeding on Goldenrod (Solidago sp.), Monmouthshire, Wales, UK. September.

MYN / Dirk Funhoff / White legged snake millipede (Tachypodoiulus niger) Mersch, Luxembourg, May. Meetyourneighbours.net project

Nick Upton / White-legged snake millipede (Tachypodoiulus niger) crawling over on an insect hotel in a garden at night, Wiltshire, UK. October.