1. "Short-billed" Mew Gull L. c. brachyrhynchos, first-basic, Lake Merced, San Francisco, California, USA, December 30, 2003.   This individual shows extensive replacement of the juvenile mantle and scapular feathers.  MEGU_18

2. "Short-billed" Mew Gull L. c. brachyrhynchos, first-basic, Lake Merced, San Francisco, California, USA, December 30, 2003.  Same individual as above.  MEGU_19

3. "Short-billed" Mew Gull L. c. brachyrhynchos, first-basic, Lake Merced, San Francisco, California, USA, December 30, 2003.  This different individual shows much more limited replacement of the juvenile mantle and scapular feathers.  MEGU_20

4. "Short-billed" Mew Gull L. c. brachyrhynchos, first-basic, Lake Merced, San Francisco, California, USA, December 30, 2003.  Same individual as in 3 above.  MEGU_21

5. "Short-billed" Mew Gull L. c. brachyrhynchos, first-basic, Lake Merced, San Francisco, California, USA, December 30, 2003.  Same individual as in 3 above.  MEGU_22

© Stephen J. Davies

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