Christian Ziegler / Red-eyed Tree Frog (Agalychnis callidryas) being consumed by Foam-nest Frog (Leptodactylus sp), Soberania National Park, Panama
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Pete Oxford / Smokey Jungle Frog (Leptodactylus pentadactylus), Yasuni National Park, Amazon, Ecuador
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Luciano Candisani / Crilloa Frog (Leptodactylus ocellatus) showing ear, Sao Paulo, Brazil
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Luciano Candisani / Crilloa Frog (Leptodactylus ocellatus), Sao Paulo, Brazil
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Chien Lee / Harlequin Flying Tree Frog (Rhacophorus pardalis) males competing for female making a foam nest, Kubah National Park, Sarawak, Borneo, Malaysia
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Pete Oxford / Mexican White-lipped Frog (Leptodactylus fragilis), Hato Masaguaral working farm and biological station, Venezuela
Tim Laman / Wallace's flying frog (Rhacophorus nigropalmatus) foam nest with eggs above a pig wallow pool in the lowland rainforest of Danum Valley Conservation Area, Sabah, Borneo, Malaysia.
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Murray Cooper / Smokey Jungle Frog (Leptodactylus pentadactylus) camouflaged in leaf litter, Amazon, Ecuador
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James Christensen / Smokey Jungle Frog (Leptodactylus pentadactylus) with injured jaw, Colon, Panama
Piotr Naskrecki / African Foam-nest Treefrog (Chiromantis rufescens) pair in amplexus, Atewa Range, Ghana
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James Christensen / Tungara Frog (Physalaemus pustulosus) pair in amplexus at night, building foam nest for eggs, Panama
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Michael & Patricia Fogden / Grey Tree Frog (Chiromantis xerampelina) group foam nesting over seasonal pond, South Africa
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PREMAPHOTOS / Andean foam-nest frog (Pleurodema cinerea) male calling with inflated throat-sac, at an altitude of 4000m in the Bolivian Andes
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Christian Ziegler / Foam-nest Frog (Leptodactylus sp) feeding on a Red-eyed Tree Frog (Agalychnis callidryas) at a mating pond, Soberania National Park, Panama
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Nature Production / Siamese Fighting Fish {Betta splendens} making a foam nest of bubbles to attract female to lay eggs in, captive
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Nature Production / Froghopper / Spittlebug larvae {Aphrophora intermedia} nest of foam, Japan
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Nature Production / Froghopper / Spittlebug larvae {Aphrophora intermedia} creating foam nest, Japan
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PREMAPHOTOS / Andean foam-nest frog (Pleurodema cinerea), male and female making their foam nest during the day, Andes at 4300m, Bolivia
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PREMAPHOTOS / Coast Foam-nesting Tree Frog / Southeastern Foam-nest Tree Frogs / African Grey Frogs (Chiromantis xerampelina) making foam nest at night in the savanna, South Africa
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Ken Preston-Mafham/PREMAPHOTOS / File-eared Tree Frog / Stripped Treefrog / Yellow Foam-nest Frog (Polypedates leucomystax), pair making foam nest in rainforest, Malaysia
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Michael & Patricia Fogden / Smokey Jungle Frog (Leptodactylus pentadactylus) predating Masked Puddle Frog (Smilisca phaeota), Costa Rica
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Nick Garbutt / Bornean eared tree frog (Polypedates otilophus) pair in amplexus with foam egg nest in beams of shlelter, Danum Valley, Sabah, Borneo.
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Kim Taylor / Froghopper (Philaenus spumarius) froth nest (cuckoo spit) made by nymph on grass, UK
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Michael & Patricia Fogden / Grey Tree Frog (Chiromantis xerampelina) tadpoles dropping from foam nest, seasonal ponds, savannah, South Africa
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Michael & Patricia Fogden / Grey Tree Frog (Chiromantis xerampelina) tadpoles dropping from foam nest, seasonal ponds, savannah, South Africa
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Michael & Patricia Fogden / Grey Tree Frog (Chiromantis xerampelina) group co-operative foam nesting, seasonal ponds, savannah, South Africa
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Michael & Patricia Fogden / Grey Tree Frog (Chiromantis xerampelina) group co-operative foam nesting, seasonal ponds, savannah, South Africa
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Claus Meyer / Crilloa Frog (Leptodactylus ocellatus), southern Brazil
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Michael & Patricia Fogden / Smokey Jungle Frog (Leptodactylus pentadactylus) tadpoles eating eggs of Tarraco Treefrog (Smilisca phaeota) in rainforest, Costa Rica
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Michael & Patricia Fogden / Tungara Frog (Physalaemus pustulosus) pair spawning in foam nest, rainforest, Panama
Claus Meyer / Crilloa Frog (Leptodactylus occelatus) portrait, southern Brazil
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Michael & Patricia Fogden / Grey Tree Frog (Chiromantis xerampelina) group co-operative foam nesting, seasonal ponds, savannah, South Africa
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Mark Moffett / Foam Nest Tree Frog (Polypedates dennysi) newly identified species of Gliding Frog, the largest in the world, Tam Dao National Park, Vietnam
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David Shale / Spiny reed frog {Afrixalus fornasinii} feeding on Foam nest treefrog tadpoles, Kenya
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PREMAPHOTOS / Group of Coast foam-nesting tree frogs (Chiromantis xerampelina) making their nest at night, South Africa
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PREMAPHOTOS / Group of Coast foam-nesting tree frogs (Chiromantis xerampelina) making their nest at night, South Africa
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PREMAPHOTOS / Andean foam-nest frog (Pleurodema cinerea), foam nests in a temporary seasonal pool at an altitide of 4000m in the Bolivian Andes
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PREMAPHOTOS / Coast foam-nesting tree frog (Chiromantis xerampelina) camouflaged against a dead tree, beside its foam nest, South Africa
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PREMAPHOTOS / Coast foam-nesting tree frog (Chiromantis xerampelina) camouflaged against a dead tree, beside its foam nest, South Africa
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Nature Production / Paradise Fish {Macropodus opercularis} looking after juveniles in a nest of foam, Japan
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Mark Moffett / Russian Herpetologist Nikolai Orlov holding Foam Nest Tree Frog (Polypedates dennysi) newly identified species of Gliding Frog, the largest in the world, Tam Dao National Park, Vietnam
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David Shale / Spiny reed frog {Afrixalus fornasinii} feeding on Foam nest tadpoles Kenya Arabuko Sokoke