Whitebark pine trees can live more than 1,000 years, but in just two decades more than a quarter of the trees that are a key food source for some grizzly bears have been killed by disease, climate change, wildfires and voracious beetles, government officials say. The U.S. Fish and Wildlife…
The U.S. Fish and Wildlife Service will designate whitebark pine as threatened with potential extinction, according to details obtained by The Associated Press.
Whitebark pine that feeds grizzlies is threatened, US says kxly.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kxly.com Daily Mail and Mail on Sunday newspapers.
BILLINGS, Mont. (AP) — Whitebark pine trees can live more than 1,000 years, but in just two decades more than a quarter of the trees that are a key food