Yellow Warbler

SandLake NWR, SD
5/20/14

Brown-headed Cowbird

Sand Lake NWR, SD
5/20/14

You can tell that both Cowbirds are in full mating plumage by their head feathers, especially the male. But they are not of like minds as you will see.

Brown-headed Cowbird

Sand Lake NWR, SD
5/20/14

Yellow Warbler

Sand Lake NWR, SD
5/20/14

Cattle Egret

Sand Lake NWR, SD
5/20/14

In the early twentieth century the Cattle Egret made its way from Africa to South America, and by 1953 it was in North America. It is now widespread in the US, often foraging in fields with cattle. Here it is shown in breeding plumage.

Yellow-rumped Warbler

Sand Laake NWR, SD
5/20/14

Western Grebe

Sand Lake NWR, SD
5/20/14

The most elegant and graceful Grebe.