PROTECTION STATUS: Designated as endangered in 2012

PETITIONED: 2007 (Caribbean Primate Research Center); 2011 (Center for Biological Diversity, emergency-listing petition)

RANGE: The freshwater wetland of Sabana Seca, Toa Baja, Puerto Rico

THREATS: Modification or curtailment of habitat; herbicides; pollution; overutilization for commercial, recreational, scientific or educational purposes; disease and predation

POPULATION TREND: While little is known about this tree frog, unpublished findings estimate its population density at approximately 473 frogs per hectare or 192 frogs per acre.

Coquí llanero photo courtesy USFWS