Slaty-backed Gull, Larus schistisagus
Comparison of spread tails from 1st CY, October 2010
Choshi, Japan
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
|
|
Slaty-backed Gull, Larus schistisagus Comparison of spread tails from 1st CY, October 2010 Choshi, Japan
|