Cardinal Carolina Wren Pine Warbler and Goldfinches White-throated Sparrow and Pine Siskin Unfurling Dandelion Flower Squirrel Blue Jay Pennywort Trout Lily aka Dogtooth Violet Bumble Bee Pine Siskin Crab Spider on a Daffodil Crab Spider on a Daffodil Alcatraz Prison Cell Block The Brooklyn Museum Alcatraz Prison Cell Arts and Industries Building The American Wing - Metropolitan Museum of Art The Guggenheim Wright Brothers National Memorial The Metropolitan Museum of Art The British Museum Pine Siskin Pine Siskin Scrapping Pine Siskin Zenaida Macrouras (Morning Doves) Mourning Doves and Goldfinch Pine Warbler Mourning Dove Goldfinch Brown-headed Cowbird (Male) Mourning Doves Brown-headed Cowbird (Male) Brown-headed Cowbird (Male) Daffodil Brown-headed Cowbird - Male Daffodil - Thalia Bumble Bee Fern Unfurling Fern Unfurling Mossy Trunks with Holes Mossy Trunks with Holes Tufted Titmouse