The ( Ascaphus truei ) is one of the most evolutionarily distinct and "primitive" amphibians in North America. Unlike almost every other frog on Earth, this species lives in cold, fast-moving mountain streams and has developed unique adaptations to survive in such high-energy environments. Key Facts & Adaptations

Trui: Ascaphus

The ( Ascaphus truei ) is one of the most evolutionarily distinct and "primitive" amphibians in North America. Unlike almost every other frog on Earth, this species lives in cold, fast-moving mountain streams and has developed unique adaptations to survive in such high-energy environments. Key Facts & Adaptations