Alex Hyde / Leaf-mimicking moth (Amblychia sp) Maliau Basin, Sabah, Borneo.

Jussi Murtosaari / Chimney sweeper moth (Odezia atrata) Joutseno, Lappeenranta, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. July

Jussi Murtosaari / Dotted border (Agriopis marginaria) females of this species have wings so small they cannot fly. Espoo, Uusimaa, Etela-Suomi / South Finland, Finland. April

Jussi Murtosaari / Satyr pug moth (Eupithecia satyrata) female laying eggs, Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Brown silver-line moth (Petrophora chlorosata) Lemland, Ahvenanmaa / Aland Islands Archipelago, Finland. May

Jussi Murtosaari / Blomer's rivulet moth (Venusia blomeri) resting on wood, Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Brown silver-line moth (Petrophora chlorosata) on grass, Lemland, Ahvenanmaa / Aland Islands Archipelago, Finland. May

Jussi Murtosaari / Waved carpet moth (Hydrelia sylvata) resting on wood, Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Scarce umber (Agriopis aurantiaria) female, the female of this species has very small wings and is unable to fly. Lemland, Ahvenanmaa / Aland Islands Archipelago, Finland. October

Jussi Murtosaari / Clouded border moth (Lomaspilis marginata) resting on leaf, Hattula, Kanta-Hame / Tavastia Proper, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Clouded border (Lomaspilis marginata) resting on leaf, Korpilahti, Jyvaskya, Keski-Suomi, Lansi- ja Sisa-Suomi / Central and Western Finland, Finland. June

Jussi Murtosaari / Common Pink-barred (Rhodostrophia vibicaria) moth, Tammisaari, Finland, July.

Jussi Murtosaari / Clouded magpie moth (Calospilos / Abraxas sylvatus) Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Large Twin-spot Carpet moth (Xanthorhoe quadrifasiata) Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Latticed heath butterfly (Chiasmia clathrata) flies by day as well as at night, Tampere, Pirkanmaa, Lansi- ja Sisa-Suomi / Central and Western Finland, Finland. June

Jussi Murtosaari / Common carpet moth (Epirrhoe alternata) on leaf, Eckero, Ahvenanmaa / Aland Islands Archipelago, Finland. May

Jussi Murtosaari / Early thorn moth (Selenia dentaria) Jyvaskya, Keski-Suomi, Lansi- ja Sisa-Suomi / Central and Western Finland, Finland. May

Jussi Murtosaari / Lewes wave moth (Scopula immorata) Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Jussi Murtosaari / Blomer's Rivulet moth (Venusia blomeri) Jalavamittari, Ita-Uusimaa / Eastern Uusimaa, Etela-Suomi / South Finland, Finland. July

Paul Hobson / Black-veined moth (Siona lineata) on grass, Bulgaria.

Rod Williams / Scorched Carpet (Ligdia adustata) resting on bramble leaf Hutchinson's Bank, New Addington, South London, England, UK, April

Jussi Murtosaari / Manchester treble-bar (Carsia sororiata) Hankasuo, Uurainen, Keski-Suomi, Lansi- ja Sisa-Suomi / Central and Western Finland, Finland. July

Jussi Murtosaari / Great oak beauty moth (Hypomecis roboraria) Lemland, Ahvenanmaa / Aland Islands Archipelago, Finland. July

Jussi Murtosaari / Grass rivulet (Perizoma albulatum) pair mating, Utsjoki, Lappi / Lapland, Finland. July

Jussi Murtosaari / Moth (Perizoma parallelolineatum) Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. August

Jussi Murtosaari / Winter moth (Operophtera brumata) pair mating, the female of this species is almost wingless, Lemland, Ahvenanmaa / Aland Islands Archipelago, Finland. October

Jussi Murtosaari / Early tooth-striped orchid (Trichopteryx carpinata) Korpilahti, Jyvaskya, Keski-Suomi, Lansi- ja Sisa-Suomi / Central and Western Finland, Finland. April

Robert Thompson / Silver-ground Carpet moth (Xanthorhoe montanata) Mercantour National Park, Provence, France, June.

Robert Thompson / Speckled Yellow moth (Pseudopanthera macularia) Mercantour National Park, Provence, France, June.

Robert Thompson / Black-veined Moth (Siona lineata) Mercantour National Park, Provence, France, June.

Robert Thompson / Streamer moth (Anticlea derivata) adult in normal resting posture, Deyycaw, County Armagh, Northern Ireland, UK. April.

MYN / Edwin Brosens / Mottled Umber (Erannis defoliaria) caterpillar, De Moeren Nature, Zundert, Netherlands, May. meetyourneighbours.net project

MYN / Edwin Brosens / Mottled Umber (Erannis defoliaria) caterpillar, De Moeren Nature, Zundert, Netherlands, May. meetyourneighbours.net project

Alex Hyde / Clouded Border (Lomaspilis marginata) moth, Peak District National Park, Derbyshire, UK. June.

Alex Hyde / Brimstone moth (Opisthograptis luteolata) Oxfordshire, UK. July.

Alex Hyde / Purple Bar (Cosmorhoe ocellata) moth, Peak District National Park, Derbyshire, UK. June.

Alex Hyde / Large Emerald (Geometra papilionaria) moth on a white background. Peak District National Park, Derbyshire, UK. July.

Alex Hyde / Brindled Beauty moth (Lycia hirtaria) male showing feather-like antennae, on a white background. Peak District National Park, Derbyshire, UK. April.

Alex Hyde / Person writing notes at moth trapping event, with Dusky Thorn moth (Ennomos fuscantaria) on paper. The National Forest, Leicestershire, UK. September.

Alex Hyde / Large Emerald (Geometra papilionaria) moth, Peak District National Park, Derbyshire, UK. July.

Alex Hyde / Brindled Beauty moth (Lycia hirtaria) male. Peak District National Park, Derbyshire, UK. April.

John Abbott / Columbian Emerald moth (Nemoria darwiniata) Kernville, Kern County, California, USA.

MYN / Andrew Snyder / Geometer moth species (Geometridae) Berbice Forest, Guyana, September. Meetyourneighbours.net project.

MYN / Andrew Snyder / Geometridae sp., Berbice Forest, Guyana, September. Meetyourneighbours.net project.

Sean Crane / Four O'clock Moth (Dysphania fenestrata) caterpillar on a leaf, Queensland, Australia

Chris Mattison / Geometer moth (Geometridae) caterpillar also known as a looper or inch-worm caterpillar, Yorkshire, UK. April.

Chris Mattison / Geometer moth (Geometridae) caterpillar also known as a looper or inch-worm caterpillar, Yorkshire, UK. April.

Nick Upton / Hibernating Tissue moth (Triphosa dubitata) on limestone rock in an old Bath stone mine, Wiltshire, UK, February.

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 / Dusky Thorn moth (Ennomos fuscantaria), Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Riband Wave moth (Idaea aversata), Surrey, UK. August.

Alex Hyde / Dusky Thorn moth (Ennomos fuscantaria) photographed on a white background in mobile field studio. Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Feathered Thorn moth (Colotois pennaria) photographed in mobile field studio on a white background. The National Forest, Leicestershire, UK. September.

Alex Hyde / Dusky Thorn moth (Ennomos fuscantaria)photographed in mobile field studio on a white background. Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Brimstone moth (Opisthograptis luteolata) photographed in mobile field studio on a white background. Peak District National Park, Derbyshire, UK. August.

Alex Hyde / Common Marbled Carpet moth (Chloroclysta truncata) photographed in mobile field studio on a white background. The National Forest, Leicestershire, UK. September.

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

Stephen Dalton / Early thorn moth (Selenia dentaria) Sussex, England, UK, August.

Rod Williams / Lesser treble-bar moth (Aplocera efformata) resting on stem, Hutchinson's Bank, New Addington, London, UK, August.

Fabrice Cahez / Chimney sweeper moth (Odezia atrata) Ramoneur, Aubrac, France, July.

Jussi Murtosaari / Blood-vein moth on leaf (Timandra comae) South Karelia, southern Finland, June.

Jussi Murtosaari / Black mountain moth (Glacies coracina) on flower, Lapland, Finland, July.

Jussi Murtosaari / Looper moth (Hypoxystis pluviaria) female, central Finland, May.

Jussi Murtosaari / Isle of Wight Wave moth (Idaea humiliata) southern Finland, July.

Jussi Murtosaari / Looper moth (Lomaspilis opis) on leaf, South Karelia, southern Finland, June.

Jussi Murtosaari / Oblique Striped moth (Phibalapteryx virgata) on grass, southern Finland, June.

Jussi Murtosaari / Winter Moth (Operophtera brumata) pair copulating, female wingless, Aland Islands, Finland, October.

Jussi Murtosaari / Silver-ground Carpet moth (Xanthorhoe montanata) on leaf, South Karelia, southern Finland, June.

Jussi Murtosaari / Speckled Yellow (Pseudopanthera macularia) butterfly on buttercup, Siuntio, south southern Finland, June.

Jussi Murtosaari / Brimstone moth (Opisthograptis luteolata) on lichen, central Finland, June.

Jussi Murtosaari / Common Heath butterfly (Ematurga atomaria) male sunning on ground, central Finland, June.

Jussi Murtosaari / Dusky Grey (Macaria fusca) female, females have smaller wings and can barely fly. Lapland, Finland, July.

Jussi Murtosaari / V-Moth (Macaria wauaria) on fence, South Karelia, southern Finland, July.

Jussi Murtosaari / Angle-barred pug moth (Eupithecia innotata) Finland, April.

Jussi Murtosaari / Common Heath butterfly (Ematurga atomaria) female with fly, central Finland, June.

Jussi Murtosaari / Looper moth (Hypoxystis pluviaria) male, central Finland, May.

Jussi Murtosaari / Marsh Pug butterfly (Eupithecia pygmaeata) feeding, central Finland, June.

Jussi Murtosaari / Oblique Striped moth (Phibalapteryx virgata) male, on grass, southern Finland, June.

Jussi Murtosaari / Sussex Emerald moth (Thalera fimbrialis) male, Finland, July.

Jussi Murtosaari / White-banded Carpet (Spargania luctuata) moth on Orthilia (Orthilia secunda) flower, Kanta-Hame, southern Finland, July.

Jussi Murtosaari / Netted Mountain Moth (Macaria carbonaria) male, Lapland, Finland, July.

Jussi Murtosaari / Small Grass Emerald butterfly (Chlorissa viridata), Joutsa (formerly Leivonmaki), Finland, June.

Jussi Murtosaari / Autumnal moth (Epirrita autumnata) massive group of caterpillars, Lapland, Finland, June.

Jussi Murtosaari / Black-veined moth (Siona lineata) on Campanula flower, central Finland, June.

Jussi Murtosaari / Autumnal moth (Epirrita autumnata) caterpillar, Lapland, Finland, June.

Jussi Murtosaari / Orange Underwing moth (Archiearis parthenias) on dead twig, central Finland, April.

Jussi Murtosaari / Looper moth (Lythria cruentaria) southern Finland, May.

Jussi Murtosaari / Looper moth (Hypoxystis pluviaria) female, central Finland, May.

Jussi Murtosaari / Grass Wave moth (Perconia strigillaria) backlit, Finland, June.

Jussi Murtosaari / Brown silver-line moth (Petrophora chlorosata) Aland Islands, Finland, May.

Jussi Murtosaari / Shoulder Stripe moth (Earophila badiata) male, Aland Islands, Finland, May.

Jussi Murtosaari / Common Marbled Carpet moth (Chloroclysta truncata) resting on wood, South Karelia, southern Finland, June.

Jussi Murtosaari / Tawny Wave moth (Scopula rubiginata) northern Finland, June.

Jussi Murtosaari / Light Emerald moth (Campaea margaritata) female, Aland Islands, Finland, July.

Jussi Murtosaari / Lewes Wave moth (Scopula immorata) on leaf, South Karelia, southern Finland, June.

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