California legislators presented a new bill aimed at creating a "roadmap" to reintroduce the grizzly bear to the state's ecosystem.

California lawmakers want the state to study whether grizzly bears — extinct here for more than a century — could one day return.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There once used to be up to 10,000 grizzly bears roaming California, but they eventually disappeared from ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There once used to be up to 10,000 grizzly bears roaming California, but they eventually disappeared from ...

A segment of the polar bear population is at risk of extinction should ice-free periods continue to get longer, researchers have determined using analysis of the sea ice as well as the health of the ...