endangered species

It’s hard to know exactly how many Western gray squirrels are in Washington – but the state’s Department of Fish and Wildlife says it’s safe to say there aren’t many. Most are isolated in Okanogan and Klickitat counties and in the South Sound area.

Washington’s Western gray squirrels are in trouble. So much so that state officials are considering uplisting the squirrels from threatened to endangered.

Northwest wolves could soon head to Colorado. Wildlife managers there say they need wolves from out-of-state to build back their population. But will Northwest states help out?

The majority of captains of big commercial ships entering and leaving Puget Sound are cooperating with a request to slow down temporarily to reduce underwater noise impacts to the Pacific Northwest's critically endangered killer whales. The duration of the experimental slowdown – modeled on a similar project in British Columbia – will be extended into the new year, organizers announced during a status report and celebration on the Seattle waterfront Friday.

Big ships entering and leaving Puget Sound will be asked to temporarily slow down to reduce underwater noise this fall. Washington state is importing this strategy from British Columbia on a trial basis in hopes of helping the Pacific Northwest's critically endangered killer whales.

A highly contagious, often fatal virus is threatening Washington’s endangered pygmy rabbits. Biologists want to vaccinate the palm-sized rabbits before the virus crosses the state’s borders.

The number of ferruginous hawks in Washington continues to decline. The birds face multiple threats, including wildfires, urban sprawl and loss of prey.

Northern leopard frogs are rapidly disappearing in the Northwest. Biologists hope this effort will help the population in Washington.

A big rebound in the sea lion population along the West Coast in recent years has created a constant battle to wrangle the protected animals. They're…

Two people who allegedly placed online ads to sell elephant ivory carvings are the first to be charged under wildlife trafficking laws passed by Pacific…