L. f. graellsii HHAS January 02 2010, Landfill VRSU de Colmenar Viejo, Madrid, Spain. Picture: Delfín González.
Ringed 3cy graellsii "Dutch intergrade" in 2nd winter, ringed as pullus in 2008 in Zeebrugge, Belgium. Mixed plumage of adult-like grey feathers and barred wing-coverts. Partial autumn moult has included upper tertials, inner gc, most mc, and several llc and lc (most common sequence).
|