Sarah Sloane on DNA, Kinship and Competition: Unraveling the Complex Social Web of Bushtits" The Bushtit is a common nonmigratory species known for its cooperative breeding and intricate social dynamics. In this talk, Sarah Sloane will share insights, showcasing a range of fascinating behaviors. These include how young from the...

Healthy seabird populations are an indicator of a healthy ocean. Unfortunately, many of our seabird populations are imperiled and in need of conservation action. Among those monitoring seabird species and assessing population trends is the Puget Sound Seabird Survey (PSSS). However, the collection of data is only the first step...

Kim Marie Thorburn on Biodiversity Conservation and the Endangered Species Act" At 50 years+, the Endangered Species Act is considered one of our most successful conservation policies. More than 200 species’ extinctions have been prevented to date: which is 99% of all species listed as endangered. Yet, as the earth...

May 5, 2025 Monthly Meeting: Chris Anderson on Common Loon Management in Washington State. Factoid: Washington may be the only state in which Common Loons are known to overwinter on both salt and fresh water. The Common Loon (Gavia immer) was known to be a fairly common breeding species both...

Is our fascination and engagement with wildlife fueled more by familiarity with the individual or the entire species? How about both? Our opening Monthly Meeting of the season explores how one determined wildlife field biologist and a single Bald Eagle's uniqueness brought a community together, solved a mystery and ultimately...

The Washington Ornithological Society (WOS) is pleased to announce our next Monthly Meeting: on Monday, November 3, Ashley Martens will present "Birds of Washington's Old Growth Forests.” All forest stages have an important ecological role to play. The old-growth stage of a forest is especially important because of its unique...