Lucas Bustamante / Labiated rainfrog (Pristimantis labiosus) feeding on spider prey, Mashpi, Pichincha, Ecuador

Lucas Bustamante / Moss rainfrog (Pristimantis eriphus) siting on leaf, Cosango, Napo Ecuador, Vulnerable species.

Morley Read / Frog (Pristimantis omeviridis), Orellana Province, Ecuadorian Amazon. (non-ex)

Morley Read / Frog (Pristimantis omeviridis), Orellana Province, Ecuadorian Amazon. (non-ex)

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

Lucas Bustamante / Tambococha rain frog (Pristimantis omeviridis) artistic view of eye, Yasuni National Park, Orellana, Ecuador.

Lucas Bustamante / Ornate rainfrog (Pristimantis ornatissimus) on leaf, Otongachi, Santo Domingo de los Tsachilas, Ecuador, Vulnerable species.

Lucas Bustamante / Pinnochio rainfrog (Pristimantis appendiculatus) on twig, Mindo, Pichincha, Ecuador.

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

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

Melvin Grey / Pastures rain frog (Pristimantis achatimus) adult, Mindo, Ecuador

Doug Wechsler / Espada's robber frog (Pristimantis galdi) Province Zamora-Chinchipe, Tapichalaca Biological Reserve, Ecuador