WSO Menu
Promoting the enjoyment, study, and conservation of Wisconsin's birds.
-
Cliff Swallow, adult, Buena Vista Grasslands, Portage Co., 4 May 2014 -
Cliff Swallow, adult, Buena Vista Grasslands, Portage Co., 4 May 2014 -
Cliff Swallow, immature, FL (recently fledged), Lost Creek Wetland, Stevens Point, Portage Co., 13 July 2014 -
Cliff Swallow, adult, CN (Carrying Nesting material), Port Wing, Bayfield County, 23 May 2013 -
Cliff Swallow, adult, ON (Occupied Nest), Green Lake County, 24 May 2009 -
Cliff Swallows in nest, ON (Occupied Nest), Green Lake County, 24 May 2009 -
Cliff Swallow, adult, ON (occupied nest), Kewaunee Co., 18 May 2016