Stolzmann’s horned frog, or Ecuadorian horned frog. You can see its eyes (1) and the small “horns” above them; its large mouth (2); and the distinctive green, brown, and red pattern on its skin (3).

Scientists in Ecuador have discovered six new species of rain frog. The new species were all found on the eastern slopes of the Ecuadorean Andes, in two national parks. But the scientists who ...