Piotr Naskrecki / Red-eyed Tree Frog (Agalychnis callidryas), Belize

Cyril Ruoso / Harlequin grasshopper (Zonocerus variegatus) Democratic Republic of the Congo. Non-ex

Sean Crane / Red-eyed Tree Frog (Agalychnis callidryas) calling, Tortuguero National Park, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Laguna del Lagarto, Boca Tapada, Costa Rica

Tim Fitzharris / Red-eyed Tree Frog (Agalychnis callidryas), Costa Rica

Thomas Marent / Red-eyed Tree Frog (Agalychnis callidryas), Cahuita National Park, Costa Rica

Thomas Marent / Red-eyed Tree Frog (Agalychnis callidryas) on Heliconia (Heliconia sp) flower, Cahuita National Park, Costa Rica

Thomas Marent / Red-eyed Tree Frog (Agalychnis callidryas) on Heliconia (Heliconia sp) flower, Cahuita National Park, Costa Rica

Piotr Naskrecki / Milkweed Grasshopper (Phymateus morbillosus) member of the Foam grasshopper family has aposematic coloration, South Africa

Tim Fitzharris / Red-eyed Tree Frog (Agalychnis callidryas) three sitting on Heliconia (Heliconia sp), Costa Rica, Digital composite

Tim Fitzharris / Red-eyed Tree Frog (Agalychnis callidryas) climbing on flower, Costa Rica

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) three males sitting on a stem, Soberania National Park, Panama

Piotr Naskrecki / African Foam Grasshopper (Dictyophorus cuisinieri), Guinea, Sequence 1 of 2

Piotr Naskrecki / African Foam Grasshopper (Dictyophorus cuisinieri) blow air through their blood via their thoracic spiracles, creating foam that gives predators a taste of noxious chemicals, Guinea, West Africa, sequ...

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) portrait, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas), native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) in rain, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) in rain, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) in rain, native to Central and South America

Michael Durham / Red-eyed Tree Frog (Agalychnis callidryas) on flower petal, native to Central and South America

Michael & Patricia Fogden / Red-eyed Tree Frog (Agalychnis callidryas) tadpoles in rain water pond, Costa Rica

Michael & Patricia Fogden / Red-eyed Tree Frog (Agalychnis callidryas) on (Heliconia mathiasii) rainforest, Costa Rica

Piotr Naskrecki / Green Milkweed Locust (Phymateus viridipes) in defensive posture, Mpumalanga, South Africa

Piotr Naskrecki / Grasshopper (Taphronota calliparea) producing toxic foam as defensive mechanism, Gorongosa National Park, Mozambique

Piotr Naskrecki / Grasshopper (Taphronota calliparea), Gorongosa National Park, Mozambique

MYN / Lily Kumpe / Grass pyrgomorph grasshopper (Atractomorpha similis) Queensland, Australia. Meetyourneighbours.net project.

MYN / Lily Kumpe / Large rainforest pyrgomorph grasshopper (Desmoptera truncatipennis) Queensland, Australia. Meetyourneighbours.net project.

Ingo Arndt / Giant painted locust (Phymateus saxosus) Isalo National Park, Madagascar

Ingo Arndt / Giant painted locust (Phymateus saxosus) Isalo National Park, Madagascar. August.

Ingo Arndt / Giant painted locust (Phymateus saxosus) Isalo National Park, Madagascar. August.

Ingo Arndt / Giant painted locust (Phymateus saxosus) Isalo National Park, Madagascar. August.

Ingo Arndt / Giant painted locust (Phymateus saxosus) Isalo National Park, Madagascar. August.

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) host plant, Kakadu National Park, Northern Territory, Australia.

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) host plant, Kakadu National Park, Northern Territory, Australia.

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) host plant, Kakadu National Park, Northern Territory, Australia.

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) host plant, Kakadu National Park, Northern Territory, Australia.

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) host plant , Kakadu National Park, Northern Territory, Australia.

Hiroya Minakuchi / Red-eyed Tree Frog (Agalychnis callidryas), Costa Rica

Lorraine Bennery / Giant painted locust (Phymateus saxosus) mating, Andringitra National Park, Madagascar, November.

Lorraine Bennery / Giant painted locust (Phymateus saxosus), Andringitra National Park, Madagascar, November.

Graeme Guy/ BIA / Red-eyed Tree Frog (Agalychnis callidryas) on pitcher plant, Costa Rica

Ernie Janes / Koppie foam grasshopper (Dictyophorus spumans) held in human hand, Natal, South Africa.

Ernie Janes / Koppie foam grasshopper (Dictyophorus spumans) on grass, Natal, South Africa.

Ernie Janes / Koppie foam grasshopper (Dictyophorus spumans) on grass, Natal, South Africa.

Bernard Castelein / Rainbow Milkweed locust (Phymateus saxosus) near Tsaranoro massif, Andringitra NP, Madagascar

Staffan Widstrand / Milkweed grasshopper nymph (Phymateus viridipes) iMfolozi National Park, South Africa

Simon Colmer / Elegant grasshopper (Zonocerus elegans) Senga Bay, Malawi. November.

MYN / Lily Kumpe / Gaudy Acacia Grasshopper (Macrolobalia ocellata) Plutonic Gold Mine, Meekatharra Shire, Gascoyne Bioregion, Western Australia. Meetyourneighbtous.net project

MYN / Lily Kumpe / Gaudy Acacia Grasshopper (Macrolobalia ocellata) Plutonic Gold Mine, Meekatharra Shire, Gascoyne Bioregion, Western Australia. Meetyourneighbtous.net project

Sean Crane / Red-eyed Tree Frog (Agalychnis callidryas) calling for a mate, Tortuguero National Park, Costa Rica

Ingo Arndt / Grasshopper (Phymateus saxosus), Isalo National Park, Madagascar

Sean Crane / Red-eyed Tree Frog (Agalychnis callidryas) on heliconia, Tortuguero National Park, Costa Rica

Chris Mattison / Toxic Milkweed Grasshopper (Phymateus leprosus) Namibia.

Piotr Naskrecki / Green Milkweed Locust (Phymateus viridipes) in savanna, Gorongosa National Park, Mozambique

Piotr Naskrecki / Grasshopper (Dictyophorus sp), Gorongosa National Park, Mozambique

Piotr Naskrecki / Grasshopper (Phymateus sp) in tree, Gorongosa National Park, Mozambique

Piotr Naskrecki / Green Milkweed Locust (Phymateus viridipes), Gorongosa National Park, Mozambique

Piotr Naskrecki / Green Milkweed Locust (Phymateus viridipes), displaying warning coloration, Gorongosa National Park, Mozambique

Alex Mustard / A portrait of a Scalyhead sculpin (Artedius harringtoni) on an orange sponge. This species is highly variable in colour, even occuring, as here, in very gaudy colours when living in richly colourful e...

Cyril Ruoso / Red-eyed Tree Frog (Agalychnis callidryas) eggs on leaf, Barro Colorado Island, Panama

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) feeding on grasshopper, Barro Colorado Island, Panama

Suzi Eszterhas / Red-eyed Tree Frog (Agalychnis callidryas), northern Costa Rica

Suzi Eszterhas / Red-eyed Tree Frog (Agalychnis callidryas), northern Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) pair in amplexus sleeping with closed eyes, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) pair in amplexus, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) eye closed with semi-transparent eyelid that allows it to see its surroundings even while resting, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) eye, Costa Rica

Ingo Arndt / Red-eyed Tree Frog (Agalychnis callidryas) semi-transparent eyelid that allows it to see its surroundings even while resting, Costa Rica

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) plant, Kakadu National Park, Northern Territory, Australia

Ingo Arndt / Leichhardt's Grasshopper (Petasida ephippigera) on Pityrodia (Pityrodia jamesii) plant, Kakadu National Park, Northern Territory, Australia

Hiroya Minakuchi / Red-eyed Tree Frog (Agalychnis callidryas) on heliconia, Costa Rica

Hiroya Minakuchi / Red-eyed Tree Frog (Agalychnis callidryas) pair mating, Costa Rica

Hiroya Minakuchi / Red-eyed Tree Frog (Agalychnis callidryas), Costa Rica

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) seen from below, La Selva Biological Research Station, Costa Rica

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) being consumed by Foam-nest Frog (Leptodactylus sp), Soberania National Park, Panama

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) metamorphose being persued by predatory spider, Soberania National Park, Panama

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) eggs that have dried up during drought, Soberania National Park, Panama

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) egg mass with four day old embryos, Soberania National Park, Panama

Thomas Marent / Red-eyed Tree Frog (Agalychnis callidryas) with half closed eyelid, Tortuguero National Park, Costa Rica

Pete Oxford / Gaudy Grasshopper (Omura congrua) grasshopper, Yasuni National Park, Amazon, Ecuador

Piotr Naskrecki / Koppie Foam Grasshopper (Dictyophorus spumans) in shrubland, Cederberg Wilderness Area, Western Cape, South Africa

Piotr Naskrecki / Gaudy Grasshopper (Zonocerus elegans), Silaka Nature Reserve, Eastern Cape, South Africa

Piotr Naskrecki / Gaudy Grasshopper (Taphronota sp) grasshopper, Silaka Nature Reserve, Eastern Cape, South Africa

Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) in lowland rainforest, La Selva, Costa Rica

Nature Production / Gaudy Jack / Japanese Cobra Lily (Arisaema sikokianum) Kochi, Japan

Murray Cooper / Gaudy Grasshopper (Omura congrua), Amazon, Ecuador

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Laguna del Lagarto, Boca Tapada, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Laguna del Lagarto, Boca Tapada, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Laguna del Lagarto, Boca Tapada, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Laguna del Lagarto, Boca Tapada, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Selva Verde, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas) on heliconia, Tortuguero National Park, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas) on heliconia, Tortuguero National Park, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Tortuguero National Park, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas), Tortuguero National Park, Costa Rica

Martin van Lokven / Red-eyed Tree Frog (Agalychnis callidryas) eggs, Tortuguero National Park, Costa Rica