Black-throated Blue Warbler - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Female - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Female - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Female - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Female - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Female - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Female - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA

Black-throated Blue-Warbler - Male - Upper Peninsula, MI, USA