2 · Nature
25 · earth, world as celestial body
25F · animals
25F3 · birds
25F32 · song-birds
25F32(...) · song-birds (with NAME)
25F32(RAVEN) · song-birds: raven
25F32(RAVEN)(+4) · song-birds: raven (+ animal behaviour)
25F32(RAVEN)(+45) ·
song-birds: raven (+ animals eating and drinking)