Editor’s Note: This article has updated to clarify that while most American pikas live in the cryosphere, there are populations known to live outside the cryosphere. A new study by the University of ...

Research from the University of Colorado Boulder suggests that young pikas at a site near Rocky Mountain National Park have declined dramatically over 40 years, raising concerns about whether pikas ...

On a breezy August afternoon in Rocky Mountain National Park, as I stepped out of the car along Trail Ridge Drive, a slope of loose angular rocks known as talus caught my attention. It looked just ...

A new study led by the University of Colorado Boulder carries a warning for one of the Rocky Mountains’ most iconic animals—the American pika (Ochotona princeps), a small and fuzzy creature that often ...

BOULDER, Colo. — A new study from the University of Colorado Boulder has found troubling signs for an iconic Rocky Mountain species: the American Pika. Researchers discovered that the number of ...

COLORADO, USA — A Colorado research project is gaining new insights into where pikas live, thanks to a smartphone app that allows hikers to log sightings of the small alpine mammals. The Pika Patrol ...