Keith Olstad:
Sherburne NWR 3568
Keith Olstad:
Blue-winged Teal, Sherburne NWR 5544
Keith Olstad:
Ring-necked Duck, male, Sherburne NWR 3545
Keith Olstad:
Ring-necked Duck, Sherburne NWR 3543
Keith Olstad:
DSC_3571
Keith Olstad:
Red-shouldered Hawk, juvenile, Sherburne NWR 3533
Keith Olstad:
Sora, Sherburne NWR 3552
Keith Olstad:
Sandhill Crane, Sherburne NWR 3565
Keith Olstad:
DSC_3563
Keith Olstad:
Black Tern, Sherburne NWR 5640
Keith Olstad:
Black Tern, Sherburne NWR 5542
Keith Olstad:
Black Tern, Sherburne NWR 5502
Keith Olstad:
Eastern Kingbird, Sherburne NWR 5554
Keith Olstad:
Eastern Kingbird, Sherburne NWR 5558
Keith Olstad:
Brown Thrasher, Sherburne NWR 3620
Keith Olstad:
Gray Catbird, Sherburne NWR 5616
Keith Olstad:
Sedge Wren, Sherburne NWR 5625
Keith Olstad:
Sedge Wren, Sherburne NWR 5632
Keith Olstad:
Sedge Wren, Sherburne NWR 5635
Keith Olstad:
White-breasted Nuthatch, Sherburne NWR 3506
Keith Olstad:
Palm Warbler, Sherburne NWR 3522
Keith Olstad:
Palm Warbler, Sherburne NWR 3510
Keith Olstad:
Yellow Warbler, male, Sherburne NWR 3598
Keith Olstad:
Yellow Warbler, male, Sherburne NWR 3604
Keith Olstad:
Chipping Sparrow, Sherburne NWR 3592
Keith Olstad:
Grasshopper Sparrow, Sherburne NWR 5596
Keith Olstad:
Grasshopper Sparrow, Sherburne NWR 5592
Keith Olstad:
Grasshopper Sparrow, Sherburne NWR 5577
Keith Olstad:
Grasshopper Sparrow, Sherburne NWR 5576
Keith Olstad:
Swamp Sparrow, Sherburne NWR 5637
