Phylloscopi Walter Linsenmaier

The picture has something of this: bird, wildlife, warbler, lithograph, animal, avian, ornithology, songbird, nature, wing, beak, sparrow, birdwatching, robin, song, wild, two.
Perhaps it’s a group of birds sitting next to each other on top of a piece of paper in front of a picture of the same bird on a white background.