Robert Thompson / Engrailed moth (Ectropis crepuscularia) camouflaged on tree trunk, River Bann Banbridge, County Down, Northern Ireland.

Robert Thompson / Engrailed moth (Ectropis crepuscularia) camouflaged on tree trunk, River Bann Banbridge, County Down, Northern Ireland.

Robert Thompson / Engrailed moth (Ectropis crepuscularia) camouflaged on tree trunk, River Bann Banbridge, County Down, Northern Ireland.

Robert Thompson / Engrailed moth (Ectropis bistortata) resting, Annagariff Wood National Nature Reserve, Peatlands Park, County Armagh, Northern Ireland, UK. April.

David Kjaer / Small phoenix (Ecliptopera silaceata) Wiltshire, UK

Alex Hyde / A selection of moths attracted to a Robinson moth trap, using a mercury vapour bulb. Clockwise from top left: Tree-lichen Beauty (Cryphia algae), Small Phoenix (Ecliptopera silaceata), Copper Underwin...

Alex Hyde / Small Phoenix (Ecliptopera silaceata) photographed in mobile field studio on a white background. Surrey, UK. August.

Paul Hobson / Small Phoenix (Ecliptopera silaceata) adult at rest on fence post, Sheffield, England, UK, August.

Robert Thompson / The Engrailled moth (Ectropis crepuscularia) camouflaged on tree bark, Rostrevor Oakwood NNR, County Down, Northern Ireland, UK, April

Robert Thompson / Small engrailled moth (Ectropis crepuscularia) resting on tree bark, Monawilkin ASSI, County Fermanagh, Northern Ireland, UK