Note the wing extension beyond the tail. This individual (and a few more nearby) were about 30% larger than some nearby Semipalmated and Least Sandpipers. I thought these were Baird's when I glanced at them along the boardwalk, but the images clearly show the details (e.g. flank streaks) of White-rumped.
This reddish egret was out of expected area.
Yolo Bypass Wildlife Area