Updated 19 May 2010 to add McLaughlin reference Previously I wrote about the variation in immature Ring-billed Gulls in October, using a series of photos from Cape Cod. On 18 April 2010 I devoted a little time (and a granola bar) to watching and photographing immature Ring-billed Gulls in a parking lot in Boston, MA. […]
Archives for May 2010
A little-known subspecies of Cliff Swallow in Mexico and Arizona appears to be very distinctive, and I offer a tentative guide to identification (and lots of questions). Click to see a Google map showing the distribution of dark-fronted Cliff Swallows. Please leave a comment or contact me with any further info. Variation in Cliff Swallow […]
The following photo has been the subject of a discussion on the ID-Frontiers listserve recently. It’s a Swainson’s Thrush, but is it the first-ever record of a melanistic Swainson’s Thrush, or just a normal bird seen in shadow?