Parus ater & Major & Coeruleus & Cristatus Walter Linsenmaier

The picture has something of this: bird, wildlife, songbird, ornithology, avian, animal, birdwatching, nature, passerine, beak, feather, sparrow, finch, eater, wild, wing, little, outdoors, banknote.
Perhaps it’s a group of birds sitting on top of a tree branch in front of a white background with a green border and.