Paul Bertner / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) mother and young, Ranomafana National Park, Madagascar

Paul Bertner / Dead Leaf Katydid (Orophus tessellatus) camouflaged in leaf litter, Hitoy Cerere Biological Reserve, Costa Rica

Chien Lee / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) female mimicking wilting leaf, Ranomafana National Park, Madagascar

Chien Lee / Grasshopper (Chorotypus sp) mimicking leaf, Malaysia

Stephen Dalton / Indian Leaf Butterfly (Kalima paralekta) showing near-perfect leaf mimicry. India.

Alex Hyde / Dead leaf mantis (Deroplatys dessicata) hanging upside down from twig, photographed against a white background, orginating from South East Asia. Captive.

Rolf Nussbaumer / Broad-headed Bug (Hyalymenus tarsatus) nymphs on leaf mimicking ants. Comal County, Hill Country, Central Texas, USA, October.

Rolf Nussbaumer / Broad-headed Bug (Hyalymenus tarsatus) nymph on leaf mimicking an ant. Comal County, Hill Country, Central Texas, USA, October.

Tim Laman / Praying mantis (Mantodea) green leaf mimic type walking along a mossy branch in lowland rainforest, Gunung Palung National Park, Borneo, West Kalimantan, Indonesia

Luiz Claudio Marigo / Leaf katydid {Ommatoptera pictifolia} dead leaf mimic, atlantic rainforest, Brazil

Gerry Ellis / Green Leaf-mimic Katydid (Steirodon robertsorum) on leaf, Costa Rican highlands

Gerry Ellis / Green Leaf-mimic Katydid (Steirodon robertsorum) on stem, camouflaged amongst leaves, Costa Rica

Morley Read / Leaf mimic katydid (Tettigoniidae) in a rainforest shrub, Orellana Province, Ecuador. (non-ex)

Morley Read / Leaf mimic katydid (Tettigoniidae) on a rainforest shrub, showing leaf camouflage, Orellana Province, Ecuador. (non-ex)

Nigel Cattlin / Drone fly (Eristalis tenax), a bee mimic, on leaf. England, UK.

Heather Angel / Dead leaf / Orange oak leaf (Kallima inachus) butterflies feeding on sap on tree trunk. Mimic leaves with wings closed. Wild Elephant Valley, Xishuangbanna, Yunnan Province, China.

Nick Garbutt / Bush cricket / Katydid (Tettigoniidae ), female leaf mimic ovipositing into branch. Manu Biosphere Reserve, Peru.

Chien Lee / Mantid (Brancsikia aeroplana) female camouflaged in leaf litter, Andasibe, Madagascar

Emanuele Biggi / Bird-dropping spider (Phrynarachne decipiens) camouflaged on web on leaf to mimic bird faeces, Borneo.

Emanuele Biggi / Bird-dropping spider (Phrynarachne decipiens) feeding on fly, camouflaged on web on leaf to mimic bird faeces, Borneo.

Paul Bertner / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) male camouflaged amongst leaves, Ranomafana National Park, Madagascar

Paul Bertner / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) male camouflaged amongst leaves, Ranomafana National Park, Madagascar

Paul Bertner / Dead Leaf Katydid (Orophus tessellatus) camouflaged in leaf litter, Mindo, Ecuador

Paul Bertner / Katydid (Tettigoniidae) mimicking a leaf, Hitoy Cerere Biological Reserve, Costa Rica

Paul Bertner / Bearded Leaf Chameleon (Rieppeleon brevicaudatus) camouflaged in leaf litter, Amani Nature Reserve, Tanzania

Paul Bertner / Bearded Leaf Chameleon (Rieppeleon brevicaudatus), Amani Nature Reserve, Tanzania

Paul Bertner / Elongate Leaf Chameleon (Palleon nasus), Ranomafana National Park, Madagascar

Paul Bertner / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) female camouflaged amongst leaves, Ranomafana National Park, Madagascar

Paul Bertner / Leaf Katydid (Typophyllum bolivari) female, Amazon, Ecuador

Paul Bertner / Grasshopper (Systella sp), leaf mimic, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Paul Bertner / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) male camouflaged with juvenile on branch, Ranomafana National Park, Madagascar

Alex Hyde / Dead leaf mantis (Deroplatys dessicata) camouflaged against leaves. Danum Valley, Sabah, Borneo.

Alex Hyde / Dead leaf mantis (Deroplatys dessicata) Danum Valley, Sabah, Borneo.

Alex Hyde / Dead leaf mantis (Deroplatys dessicata) Danum Valley, Sabah, Borneo.

Alex Hyde / Dead leaf mantis (Deroplatys dessicata) camouflaged on dead leaves, Danum Valley, Sabah, Borneo.

Kim Taylor / Hornet hover fly (Volucella zonaria) feeding on Dwarf elder flowers (Sambucus ebulus) Bulgaria, July.

Ingo Arndt / Tropical moth on leaf reveals eyespots to avoid predation, Costa Rica. Sequence 2/2

Nick Garbutt / Leaf mimic bush cricket or 'katydid' (unknown species, family Tettigoniidae) in the middle of moulting its skin. Moulting from one sub-adult stage (instar) to another is known as ecdysis. Mont...

MYN / Clay Bolt / Carpenter mimic leafcutter bee (Megachile xylocopoides) South Carolina, USA, September. Meetyourneighbours.net project

MYN / Clay Bolt / Carpenter mimic leafcutter bee (Megachile xylocopoides) South Carolina, USA, September. Meetyourneighbours.net project

Chris Mattison / Leaf-mimic katydid (probably Aegimia elongata) undergoing its final moult, Costa Rica.

Rod Williams / Greater Bulb-fly (Merodon equestris) Bumblebee mimic Stave Hill Ecology Park, May

Rod Williams / Female Hoverfly (Volucella bombylans) a bumblebee mimic, Brockley Cemetery, Lewisham, London, UK. June

Rod Williams / Male Hornet-mimic hoverfly (Volucella zonaria) on leaf, Brockley Cemetery, Lewisham, London, England, July.

Chien Lee / Fantastic Leaf-tail Gecko (Uroplatus phantasticus) camouflaged on branch, Andasibe, Madagascar

Adrian Davies / Dead-leaf mantis (Deroplatys dessicata) camouflaged on leaf, Sabah, Borneo.

Adrian Davies / Dead-leaf mantis (Deroplatys dessicata) camouflaged on leaf, Sabah, Borneo.

Adrian Davies / Dead-leaf mantis (Deroplatys dessicata) camouflaged on leaf, Sabah, Borneo.

Konrad Wothe / Leaf mimic cricket, Panguana Reserve, Huanuca province, Amazon basin, Peru.

Konrad Wothe / Leaf mimic katydid (Tettigoniidae) grooming antennae, Panguana Reserve, Huanuca province, Amazon basin, Peru.

Chien Lee / Grasshopper (Chorotypus sp) mimicking leaf, Malaysia

Thomas Marent / Evening Brown (Melanitis leda) butterfly camouflaged in leaf litter, Manas National Park, Assam, India

Thomas Marent / Evening Brown (Melanitis leda) butterfly camouflaged in leaf litter, Manas National Park, Assam, India

Chien Lee / Leaf Insect (Phyllium sp) juvenile, Gembundo, Gunung Kembu, Indonesia

Chien Lee / Stick Insect (Extatosoma popa) mimicking dead leaves, Ndundu, Indonesia

Chien Lee / Leaf Insect (Phyllium sp) males have fully developed wings, smaller bodies and are capable of flight, Danum Valley Field Centre, Borneo, Malaysia

Chien Lee / Katydid (Arachnacris sp), Borneo, Borneo

Chien Lee / Katydid (Lacipoda immunda) female, Gunung Penrissen, Borneo Highlands, Malaysia

Chien Lee / Moth (Eupterote asclepiades) camouflaged against leaf litter, Gunung Penrissen, Borneo Highlands, Malaysia

Chien Lee / Dragon-headed Katydid (Ellatodon blanchardi) female mimicking a dead leaves, Nanga Sumpa, Batang Ai National Park, Malaysia

Chien Lee / Sphinx Moth (Clanis stenosema) camouflaged agains dead leaves, Mulu National Park, Malaysia

Chien Lee / Katydid (Tettigoniidae)mimicking leaf, Danum Valley Field Centre, Borneo, Malaysia

Chien Lee / Katydid (Tettigoniidae), Mount Kinabalu National Park, Borneo, Malaysia

Piotr Naskrecki / Katydid (Acauloplax exigua) female mimiking a leaf, Gorongosa National Park, Mozambique

Piotr Naskrecki / Katydid (Acauloplax exigua) female camouflaged on leaf, Gorongosa National Park, Mozambique

Thomas Marent / Moth (Gastropacha quercifolia) mimicking a dead leaf, Switzerland

Thomas Marent / Moth (Gastropacha quercifolia) mimicking a dead leaf, Switzerland

Thomas Marent / Purple Emperor (Apatura iris) caterpillar, Switzerland

Chien Lee / Tent Caterpillar Moth (Radhica elisabethae) male mimicking a fallen leaf, Gunung Penrissen, Borneo, Malaysia

Chien Lee / Katydid (Leptoderes ornatipennis) female mimicks leaf, Gunung Penrissen, Borneo, Malaysia

Paul Harcourt Davies / Wasp Beetle (Clytus arietus) a wasp mimic found on tree trunks in sunny places, on oak leaf, in garden, near Orvieto, Italy, May

Piotr Naskrecki / Katydid (Roxelana sp),mimicking a leaf, Suriname

Piotr Naskrecki / Katydid (Typophyllum sp), mimicking a leaf, Suriname

Piotr Naskrecki / Katydid (Typophyllum sp), mimicking a dead leaf, Suriname

Piotr Naskrecki / Katydid (Typophyllum sp), mimicking a dead leaf, Suriname

Piotr Naskrecki / Katydid (Typophyllum sp), mimicking a leaf, Suriname

Piotr Naskrecki / Mantis (Phyllocrania sp), mimicking a leaf, Woburn, Massachusetts

Piotr Naskrecki / Ghost Mantis (Phyllocrania paradoxa) mimics a leaf, Woburn, Massachusetts

Alex Hyde / Malaysian Leaf Katydid (Ancylecha fenestrata), A leaf mimic originating from the rainforests of Western Malaysia. Captive.

Alex Hyde / Malaysian Leaf Katydid (Ancylecha fenestrata), A leaf mimic originating from the rainforests of Western Malaysia. Captive.

Alex Hyde / Malaysian Leaf Katydid (Ancylecha fenestrata), A leaf mimic originating from the rainforests of Western Malaysia. Captive.

Chris Mattison / Dead leaf mimic mantis (Deroplatys dessicata).

Chris Mattison / Leaf-mimic Katydid. Endemic to Anjozorobe, Madagascar.

Alex Hyde / Dead Leaf Mantis nymphs (Deroplatys dessicata) hatching from ootheca (egg mass) originating from South East Asia, captive

Pete Oxford / Katydid (Cycloptera speculata) mimicking leaf, Yasuni National Park, Amazon Rainforest, Ecuador

Pete Oxford / Katydid (Tettigoniidae) camouflaged in leaf litter, Yasuni National Park, Amazon Rainforest, Ecuador

Pete Oxford / Katydid (Cycloptera speculata) mimicking leaf, Yasuni National Park, Amazon Rainforest, Ecuador

Pete Oxford / Katydid (Cycloptera speculata) camouflaged on leaf, Yasuni National Park, Amazon Rainforest, Ecuador

Pete Oxford / Moth camouflaged in leaf litter, Yasuni National Park, Amazon Rainforest, Ecuador

Alex Hyde / Chrysalis of Purple Emperor Butterfly (Apatura iris), camouflaged using leaf mimicry. Captive, UK.

Alex Hyde / Caterpillar of Purple Emperor Butterfly (Apatura iris) camouflaged, leaf mimicry. Captive, UK.

Tom Vezo / Angled Leafwing (Anaea glycerium) butterfly mimics dead leaf, Tucson Botanical Gardens, Tucson, Arizona

Mark Payne-Gill / Speckled Wood Butterfly (Pararge aegeria) pupa camouflaged as a leaf. Studio, Bristol.

Pete Oxford / Leaf Katydid (Typophyllum bolivari) male camouflaged on leaf, mimicks insect-damaged foliage, Yasuni National Park, Amazon, Ecuador

Pete Oxford / Leaf Katydid (Typophyllum lunatum) mimicking decaying leaves, Yasuni National Park, Amazon, Ecuador

John Cancalosi / Katydid (Tettigonidae) camouflaged to mimic a leaf, a defense from predators. Costa Rica, Central America.