Herpetologists have described three new species of the frog genus Pristimantis from the rugged, misty highlands of northwestern Peru. Pristimantis chinguelas. Image credit: Chávez et al., doi: 10.3897/evolsyst.9.148522. With 619 species described to date, Pristimantis is the most diverse group of amphibians. This genus is distributed in Central and South America, reaching its greatest diversity in the tropical Andes of Colombia, Ecuador and Peru. The...