Chestnut-sided Warbler, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
American Goldfinch, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
Blackpoll Warbler, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
Blackpoll Warbler, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
Eastern Towhee, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
American Redstart, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
Blackburnian Warbler, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
Scarlet Tanager, Lion's Den Gorge Nature Preserve, WI, May 15, 2012
Palm Warbler, Lion's Den Gorge Nature Preserve, WI, May 14, 2012
Blue-gray Gnatcatcher, Lion's Den Gorge Nature Preserve, WI, May 14, 2012
Nashville Warbler, Lion's Den Gorge Nature Preserve, WI, May 14, 2012
Philadelphia Vireo, Lion's Den Gorge Nature Preserve, WI, May 14, 2012
Black-billed Cuckoo, Lion's Den Gorge Nature Preserve, WI, May 14, 2012
Chestnut-sided Warbler, Lion's Den Gorge Nature Preserve, WI, May 14, 2012