V04110 Black-Headed Grosbeak Female Nesting Incubating Black Hills Eggs in Summer by Pronghorn Productions in Bird , Grosbeak , Songbird Full HD (1920x1080) – $29 HD (1280x720) – $19 Add to Cart Checkout Added to cart Black-Headed Grosbeak Female Nesting Incubating Black Hills Eggs in Summer $29