Today, humans still are the leading cause of death ... The Santa Cruz Puma Project publishes GPS data that track mountain lions on a six-week delay so people can “see who their neighborhood ...

Mountain lions in Los Angeles are modifying their activity patterns to avoid humans venturing into the ... their exercise and activity with exercise-tracking apps. Mountain lions living in the ...

(Photo by UC Santa Cruz Puma Project) In the first published results of more than three years of tracking mountain lions in the Santa Cruz Mountains, UC Santa Cruz researchers document how human ...

By tracking seven mountain lions that had been fitted with GPS collars, the team showed that the animals kept their distance from the grids, and moved more cautiously, when humans could be heard.

The idea of George Orwell-esque technology used to track humans is repugnant to some. Having your movements tracked and recorded means less privacy and could even violate Fourth Amendment rights ...

From lush cloud forests to bare summits that take your breath away, the higher you climb, the tougher life gets on a mountain. This Sunday on GMA News TV, BBC's Human Planet explores the extraordinary ...