tags: Western Gull, Larus occidentalis, birds, mystery bird, bird ID quiz
[Mystery bird] Western Gull, Larus occidentalis, photographed in Monterey Bay, California. [I will identify this bird for you in 48 hours]
Image: Joseph Kennedy, 6 May 2010 [larger view].
Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/1000s f/8.0 at 1000.0mm iso400.
Please name at least one field mark that supports your identification.
This challenging mystery bird resides on the western coast of the USA -- the individuals in Seattle are much paler in appearance than the ones in California, such…
Larus occidentalis
grrlscientist | November 25, 2009tags: Western Gull, Larus occidentalis, birds, mystery bird, bird ID quiz
[Mystery bird] Western Gull, Larus occidentalis, photographed at Pt. Reyes, California. [I will identify this bird for you in 48 hours]
Image: Joseph Kennedy, 21 December 2007 [larger view].
Nikon D200, Kowa 883 telescope with TSN-PZ camera eyepiece 1/1000s f/8.0 at 1000.0mm iso400.
Please name at least one field mark that supports your identification.
Review all mystery birds to date.