Robert Thompson / Early thorn moth (Selenia dentaria) camouflaged as dead leaf on stem, Argory, County Armagh, Northern Ireland, UK, March

Stephen Dalton / Winter moth {Operaphtera brumata} camouflaged on tree trunk, UK

Rolf Nussbaumer / Gray moth camouflaged on tree bark {Geometridae} Texas, USA.

Thomas Marent / Geometer Moth (Oxydia sp) camouflaged on leaves, Tatama National Park, Colombia

Thomas Marent / Geometer Moth (Certima espuma) camouflaged on leaf, Tatama National Park, Colombia

Thomas Marent / Geometer Moth (Geometridae) camouflaged on leaf, Santa Maria, Colombia

Paul Williams / Dash-lined looper moth caterpillar (Protoboarmia porcelaria) camouflaged as twig, New England, USA. April.

Paul Williams / Dash-lined looper moth caterpillar (Protoboarmia porcelaria) camouflaged as a twig, New England, USA, April.

Robert Thompson / Red-green carpet moth (Chloroclysta siterata) camouflaged against bark. Rehaghy Mountain, Aughnacloy, County Tyrone, Northern Ireland, UK.

Robert Thompson / Peppered moth (Biston betularia) camouflaged among lichens, Banbridge, County Down, Northern Ireland, June.

Robert Thompson / Peppered moth (Biston betularia) camouflaged among lichens, Banbridge, County Down, Northern Ireland, June.

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