The computer analyzes the sounds and suggests which ones might be the call of a spotted owl. Back at the lab, research assistant Zach Ruff has to confirm which ones are indeed spotted owls.

Killing 60,000 to 100,000 barred owls across a portion of the West would permit the spotted owl population to rise ... Hunters with shotguns would deploy into the areas and play barred owl sounds.

A spotted owl, left, and a barred owl specimen are held side-by-side by Jack Dumbacher, curator of the California Academy of Sciences Department of Ornithology and Mammalogy, in San Francisco ...

Killing 60,000 to 100,000 barred owls across a portion of California and the West would save the Spotted owl from extinction.

PORTLAND, Ore. — A $489 million Bush administration final recovery plan for the northern spotted owl says that logging, wildfires and an owl cousin remain a threat but the bird’s population ...

If the spotted owl sounds familiar, it's probably because this problem was Supposed to have been solved already — back in the 1990s.

PORTLAND — A $489 million Bush administration final recovery plan for the northern spotted owl says that logging, wildfires and an owl cousin remain a threat, but the bird’s population can be ...

In Oregon between 1995 and 2017, spotted owl populations in high density owl territory declined by up to 75%. In Washington, some spotted owl territories saw population declines of up to 80% ...

Biological science technician Alaina Thomas during a night survey, listening for the hoot of a spotted owl.Todd Sonflieth/OPB photo The spotted owl changed the fate of Northwest forests in the ...

Killing 60,000 to 100,000 barred owls across a portion of California and the West would save the Spotted owl from ... Hunters with shotguns would deploy into the areas and play barred owl sounds.

The U.S. Fish and Wildlife Service recently proposed plans to lethally remove 470,000 barred owls in our West Coast forests to try to help the spotted owl species survive.