|
Lesser
Black-backed Gull, Larus fuscus intermedius
| Age/Type |
Date |
Location |
Comments |
| Sub-adults |
June |
Oslo, Norway |
Two different birds with dark
markings on bills. |
| Adult |
June |
Oslo, Norway |
Possibly a sub-adult. |
| Adult |
June |
Oslo, Norway |
Dark-backed, slender-billed bird. |
| Adult |
June |
Oslo, Norway |
Three different birds. One
showing comparison of upperparts with argentatus Herring. |
|