Claudio Contreras / Macaya breast-spot landfrog (Eleutherodactylus thorectes), critically endangered, Pic Macaya National Park, Massif de la Hotte, Haiti, October

Claudio Contreras / La Hotte big-legged landfrog (Eleutherodactylus apostates), critically endangered, Haiti, captive

Claudio Contreras / La Hotte landfrog (Eleutherodactylus bakeri), critically endangered, Pic Macaya National Park, Massif de la Hotte, Haiti, October

Mark Moffett / Caribbean Tree Frog (Eleutherodactylus coqui) parachuting from tree, this frog holds a cup of air beneath it with its arms as if it were a parachute, leaping to the ground each morning, Puerto Rico

Morley Read / Espada's robber frog (Pristimantis galdi), Cordillera del Condor, Ecuador. (non-ex)

Claudio Contreras / Leprus chirping frog (Eleutherodactylus leprus), Catemaco Lake, Los Tuxtlas Rainforest, Mexico, July

Claudio Contreras / Leprus chirping frog (Eleutherodactylus leprus), Catemaco Lake, Los Tuxtlas Rainforest, Mexico, July

Magnus Lundgren / Wild Wonders of China / Greenhouse frog (Eleutherodactylus planirostris) Tai Tam Country Park Hong Kong Island, China. Introduced species, native to the Carribbean June, 2016.

Eladio Fernandez / Frog (Eleutherodactylus sp) on leaf in Humboldt Park, UNESCO Biosphere Reserve, Cuba.

Eladio Fernandez / Cuba groin-spot frog (Eleutherodactylus atkinsi) Cuba, Endemic.

Eladio Fernandez / Cuba groin-spot frog (Eleutherodactylus atkinsi) Cuba, Endemic.

Melvin Grey / Cachabi robber frog (Pristimantis achatinus) adult on leaf, Mindo, Ecuador. June.