Divergent primary moult—A rare moult sequence among Western Palaearctic passerines - Fig 2

Two Spanish Sparrow, Passer hispaniolensis, juveniles in the post-juvenile moult: (A) primaries moulted in a descendant sequence and the relative size of the moult-related wing gap = 5 (primary moult score: 5-5-4-4-2-0-0-0-0) and (B) primaries moulted divergently and the relative size of the moult-related wing gap = 8 (primary moult score: 4-5-5-4-3-1-0-0-0; individual with ring number AC-11004 from Table 2).