Great tit (Parus major) on nest in birdhouse, clutch is incubating. Cover of birdhouse is removable in order to study development of chicks. Female to

---

Great tit (Parus major) on nest in birdhouse, clutch is incubating. Cover of birdhouse is removable in order to study development of chicks. Female took threat posture: moves head and hisses as snake

---

Size: 4589px × 3059px
Photo credit: © Maximilian Buzun / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 10, angry, animal, atop, beast, behavior, bird, birdhouse, birdlife, birds, body, breeding, broad, cavity, chickadee, chicks, clutch, cover, development, eggs, favorite, feather, feathered, female, garden, great, head, hisses, incubating, language, major, movement, moves, nest, nesters, nesting, oxeye, parus, plumage, pose, posture, removable, reproduction, snake, songbird, stance, study, tail, threat, threatening, tit, titmice, titmouse, tomtit, vigour, wild, wildlife, yellow