Gavia stellata
tags: Red-throated Loon, Red-throated Diver, Gavia stellata, birds, mystery bird, bird ID quiz
[Mystery bird] Red-throated Loon, also known as the Red-throated Diver, Gavia stellata, photographed at Bodega Bay, California. [I will identify this bird for you in 48 hours]
Image: Joseph Kennedy, 12 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 bird has a character that sets it apart from the others in the same genus and family, and this…