Field notes, v570
Page 525
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
1948 Larus pipixcan Dec 27 - Recreation Gun Club, Venice, Los Angeles Co., Calif. A small gull, slightly larger than Bonapartes and smaller than Short-billed, was squatting on bare ground at outer lagoon by this oil Co. entrance off Washington Blvd. It showed a smooth brown upper wing surface (coverts), blackish brown primaries, light gray back white breast and neck, white head with dark collar over hind part of crown extending to becoming really black in area just back of eye. There were prominent white crescents (feathers) on both eye-lids. Bill dusky, with only a slight downward curve at top. At first I thought it might be another Laughing Gull, (1 of which we saw in So Calif. in 1946) but it seemed much whiter -- and I find that it fits the description of an immature Franklin's very close, but that no mention is made of the smooth, even brown of the wing coverts. I got out of the car & walked slowly toward the flock of gulls there (which con- tained many Bonapartes & fewer of Short- billed, Ring-billed, Calif's., & Westerns) until they flew. The Franklin's took off, showing a white tail basally & laterally, with dusky sub-terminal band shaped