Semipalmated Sandpiper

1. Semipalmated Sandpiper Calidris pusilla, adult in pre-basic molt, Broadkill Beach, Delaware, USA, August 16, 2006. Note the flank streaking on this bird extends well to the rear.

2. Semipalmated Sandpiper C. pusilla, adult in pre-basic molt, Broadkill Beach, Delaware, USA, August 16, 2006. Same bird as in image 1.

3. Semipalmated Sandpiper C. pusilla, adult in pre-basic molt, Broadkill Beach, Delaware, USA, August 16, 2006. Same bird as in image 1. This view from behind shows the extent of the streaking on the rear flanks.