Frog of the Week

San Jose Cochran Frog (Cochranella euknemos)

San Jose Cochran Frog
photo by Brian Gratwicke

Common Name: San Jose Cochran Frog
Scientific Name: Cochranella euknemos
Family: Centrolenidae – Glass Frog family
Locations: Colombia, Costa Rica, and Panama
Female Size: 1.0 – 1.25 inches (25 – 32 mm)
Male Size: 0.8 – 1.0 inches (21 – 25 mm)

The San Jose Cochran Frog lives on trees and other vegetation near streams in lowland, premontane, and montane forests. Their translucent skin helps them hide on leaves during the day. The frogs breed during the rainy season. The males call from branches over hanging streams.

The International Union for the Conservation of Nature (ICUN) Red List assesses the San Jose Cochran Frog as Least Concern for Extinction. The frog is common in Colombia but rare in Costa Rica and Panama. The major threat to the species is deforestation.

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