John E Kern: Blackburnian Warbler (Ohio)
John E Kern: Yellow-Rumped Warbler - Myrtle (Ohio)
John E Kern: Russet-crowned Warbler (Ecuador)
John E Kern: Grace's Warbler (Belize)
John E Kern: American Redstart (Belize)
John E Kern: Painted Redstart (Arizona)
John E Kern: Palm Warbler (Cuba)
John E Kern: Yellow-headed Warbler (Cuba)
John E Kern: Black-throated Blue Warbler (Cuba)
John E Kern: Palm Warbler (Cuba)
John E Kern: Louisiana Waterthrush (Cuba)
John E Kern: Ovenbird (Cuba)
John E Kern: Orange-crowned Warbler (Washington)
John E Kern: Yellow-rumped Warbler - Audubon's (Washington)
John E Kern: Tropical Parula (Costa Rica)
John E Kern: Rufous-capped Warbler (Costa Rica)
John E Kern: Slate-throated Redstart (Costa Rica)
John E Kern: Tennessee Warbler (Costa Rica)
John E Kern: Collared Redstart (Costa Rica)
John E Kern: Prairie Warbler (Florida)
John E Kern: Blackpoll Warbler (Alaska)
John E Kern: Townsend's Warbler (Alaska)
John E Kern: Lesser Swamp Warbler (South Africa)
John E Kern: African Yellow Warbler (South Africa)
John E Kern: Rufous-eared Warbler (South Africa)
John E Kern: Lesser Swamp Warbler (South Africa)
John E Kern: Black-throated Green Warbler (Jamaica)
John E Kern: Black-throated Green Warbler (Jamaica)
John E Kern: Hooded Warbler (Dry Tortugas)
John E Kern: Blackburnian Warbler (Ecuador)