Books

p 143 – Pacific Golden-Plover: on adult male breeding the labels pointing to undertail coverts and flanks are reversed. p. 252 – White-throated Swift: name is incorrect, Whited-throated Swift p. 279 – Greater Pewee: map is a duplicate of Buff-breasted Flycatcher map. The summer range of this species should extend slightly farther north in Arizona,

p. 76 – Northern Shoveler text in mid-paragraph says “with with” p 136 – Shorebirds family, parentheses at end of paragraph are unclear. This should read “(very rare species are not shown)”. p 227 – Snowy Owl: map, the large blank area in northwestern Canada and central Alaska should not be blank. p 336 –

The Eastern and Western Guides were carefully planned to avoid dividing states. The Rocky Mountains form a natural biological and climatic division of the continent, and basically any state or Province entirely east of the Rocky Mountains will be covered by the Eastern Guide, while states and provinces in, or west of, the Rockies will

The Sibley Guide to Birds Focus: bird identification Region covered: North America north of Mexico Species covered: 810 The Sibley Guide to Bird Life & Behavior Focus: understanding the behavior and ecology of birds Region covered: North America north of Mexico Species covered: over 800, information is summarized by bird family, with species mentioned as