MCCAMMON: In Peru, a research expedition traveled over mountains and through thick forests, going further than any team of scientists. GERMAN CHAVEZ: It's an area where very few scientific expeditions ...

The coloration on the frog is mottled, with a green background and “dark brown spots” with “some large pale green markings,” researchers said. There are “irregular small black dots” on the surface of ...

Ever flushed a toilet in the Australian outback and seen a frog staring back at you? These so-called “dunny frogs”—famous for ...