Morley Read / Clown treefrog (Dendropsophus reticulatus) opening its eyes, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Lucas Bustamante / Lesser Clownfrogs (Dendropsophus parviceps) with their eggs. Sumaco National Park, Napo, Ecuador

Alex Hyde / Hourglass treefrog (Dendropsophus ebraccatus) male with inflated vocal sac calling at night, Central Caribbean foothills, Costa Rica

Lucas Bustamante / Sarayacu clownfrog (Dendropsophus sarayacuensis) with its clutch of eggs developing and starting to drop off from a leaf into the water below, where the tadpoles will develop. Sumaco National Park, N...

Luciano Candisani / Treefrog (Dendropsophus elegans) on fern, Atlantic Forest, Brazil

Denis-Huot / Treefrog (Dendropsopus sp) swimming, Manuel Antonio National park, Costa Rica

Claudio Contreras / Yellow tree frog (Dendropsophus microcephalus) calling on plant stem, Montes Azules Biosphere Reserve, Lacandon Rainforest, Mexico, August

Premaphotos / Tree frog (Hyla sarayacuensis) in Amazonian rainforest, Brazil

Morley Read / Pair of Marbled treefrogs (Dendropsophus marmoratus) in amplexus, Orellana Province, the Ecuadorian Amazon at night. (non-ex)

Morley Read / Clown treefrog (Dendropsophus reticulatus) closing its eyes, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Lucas Bustamante / Minute Clownfrogs (Dendropsophus minutus) mating, Sumaco National Park, Napo, Ecuador

Melvin Grey / Hourglass tree frog (Dendropsophus ebraccatus) adult, humid lowland forest, Costa Rica