migratory warbler Black-Throated Gray Warbler Songbird Foraging in Oak Tree in Arizona by Pronghorn Productions in Bird , Songbird , Warbler 4k (4096x2160) – $79 Full HD (1920x1080) – $69 HD (1280x720) – $59 Add to Cart Checkout Added to cart Black-Throated Gray Warbler Songbird Foraging in Oak Tree in Arizona $79