Tree Swallow

A tree swallow giving its high pitch song near a nest box along Wylie Slough in Skagit County, Washington.

Add to Lightbox Download

Filename: Tree Swallow-Wylie Slough-Connor-5310.jpg
Copyright: © G. Thomas Bancroft
Image Size: 1349x900 / 118.7KB; 19 Hirundinidae 23 Passeriformes Birds Public Lands Skagit County Tree Swallow (Tachycineta bicolor) Wildlife Management Area Wylie Slough