Lariphile Amar Ayyash offers this review of the gull plates etc. in the 2nd ed. Sibley guide.
http://www.anythinglarus.com/2014/03/review-of-sibleys-2nd-edition-gull.html Enjoy, Scott E. Severs Longmont, CO -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/CAL-OjWPCS75pY_cFiYs4Lma6L1dAK%3DUywWLTF_W%3DAcbRVa_rSw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
