Like Download 3.75 MB Hummingbird taking sap from a birch tree. 3619 x 2413 pixels NIKON D3400 350 mm f/8.0 1/800 s ISO 5000 Online since: 5 July 2023 Taken: 1 July 2023 CC0 / Public Domain bird avian ornithology nature wildlife outdoors ruby throated hummingbird feathers plumage sap birch archilochus colubris