Breeding California Family Raised 
10,000 Birds
JUNE 1, 2021
If you remember that the first edition of Sibley was published with “National Audubon Society” on the cover, raise your hand. The National Audubon Society Birds of North America covers all species seen in mainland United States, Canada and Baja California. I didn’t.). This is a fairly large book: 907 pages; 7.38
10,000 Birds
JUNE 15, 2011
But the sleekest of the sulids may be found in the family Sulidae. As is often the case in birds, teenagers, and other living creatures, these charismatic colors play a prominent role in the booby’s breeding rituals. This booby’s blue feet mirror the color of clear skies from pale aquamarine to deep turquoise.
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10,000 Birds
JULY 7, 2020
So, curious about which birds nest in two places, I quickly found out that it’s Phainopepla, a western bird, a relief because I was concerned that it might have implications for my data collection for the NYS Breeding Bird Atlas. Do they have families too and do they take care of them? copyright @2020 by David A llen Sibley.
10,000 Birds
DECEMBER 4, 2018
Three helpful sections precede the Introduction: Photo and silhouette comparisons of gulls that breed in North America (see illustration above), Basic Anatomical Terms illustrated with four diagrams, and a very selective Glossary. I particularly like the nutshell image and silhouette pages, the latter reminiscent of The Shorebird Book.
10,000 Birds
JULY 18, 2012
A few families have a small number of eggs in the clutches, like gulls or cormorants. Others, like the petrels and some of the auks, will lay a single egg per breeding attempt. The investment placed in each clutch bur seabirds is so great that only one breeding attempt can be seen to completion each year. So why do it?
10,000 Birds
NOVEMBER 30, 2018
Birders have a natural tendency to appreciate variety in form, from the bewildering range of colors displayed within a single avian family, to minute distinctions between otherwise similar birds wholly inscrutable to the untrained eye (or even to those of many birders!). Birders are generally happy when this happens.
10,000 Birds
OCTOBER 5, 2011
My own encounters with the Western Gull were in the same location that Dawson met them, the Farallon Islands in California. It is at the breeding season, however, that the Western Gull accomplishes real mischief. These small rocky islands represent their fortress and domain, every bird and person on the island is subject to them. “
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