Experts deploy 'Trojan' strategy to save rare species from extinction: 'We're excited'

The jaguars recently spotted in Arizona originate from Mexico. A project in Sonora to save these felines with the help of ranchers could return them to the U.S. borderlands.

Experts deploy 'Trojan' strategy to save rare species from extinction: 'We're excited'

A rare trout species native to Colorado is making a comeback with a surprising strategy called "Trojan trout."  What's happening? According to Denver Water, efforts to restore the green lineage cutthroat trout — a rare subspecies of Colorado River cutthroat — are showing signs of success.  These fish have been in decline since the mid-1800s because of human activities like mining and logging. Invasive brook trout were also outcompeting native cu…