Yellow-legged Gull - Larus michahellis

(last update: October 08 2013)

Delfín González
Gabriel Martín
Antonio Gutierrez
Amir Ben Dov
Mars Muusse

Yellow-legged Gull michahellis 2CY, June 23 2011, Sant Carles de la Rapita - Ebro Delta, Cataluna, Spain. Picture: Chris Gibbins.

P8-P10 old. P1-P5 new, P6 almost fully grown. Outer secondary about to be dropped or already just dropped, and active moult in tail.