Northern spotted owl populations have declined by up to 80 percent over the last two decades. As few as 3,000 remain on federal lands, compared with 12,000 in the 1990s.

A U.S. Fish and Wildlife Service proposal to kill some 470,000 owls over 30 years to protect other owl species has prompted conservationists and animal welfare advocates to weigh the consequences.

More than a decade after the Clinton administration's Northwest Forest Plan was launched to save the threatened spotted owl, a Seattle environmental group says the bird's population in Washington ...

In previous studies, U.S. Fish and Wildlife Service found that in the study areas where barred owls were not killed, spotted owl populations declined by about 12% each year.

To save the Spotted Owls in the Pacific Northwest, U.S. officials are planning to kill hundreds of thousands of another owl species. The U.S. Fish and Wildlife Service (USFWS) released its final ...

When the northern spotted owl was listed as threatened on the Endangered Species Act in 1990, wildlife officials listed the barred owl as a potential threat to their population, Bown said.

Killing 60,000 to 100,000 barred owls across a portion of the West would permit the spotted owl population to rise to about 8,400, officials say.

A northern spotted owl, left, in the Deschutes National Forest near Camp Sherman, Ore., and a barred owl, right, in East Burke, Vt. Barred owls are native to eastern North America but began moving ...

By the mid-2000s, detections of the barred owl, an East Coast native spreading south from Canada, were surpassing the spotted owl throughout much of its territory.

Efforts to track northern spotted owl populations might be one of the latest casualties in the Department of Government Efficiency’s cost-cutting efforts. In a press release issued Wednesday ...

The northern spotted owl population in British Columbia has declined precipitously since pre-colonization. Earlier this month, two captive born males, which had been released into the wild last ...