David Sibley

Distinguishing Trumpeter and Tundra Swans

The separation of Trumpeter and Tundra Swans has been a perennial challenge. Both are obviously swans, and given decent looks they are easy to distinguish from Mute Swan, but criteria for separating Tundra Swan from Trumpeter Swan are subjective and often vague, requiring experience and/or direct comparison. Until recently there were relatively few places where …

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Updates and Corrections for the Sibley Western Guide

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, …

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Updates and Corrections to the Sibley Eastern Field Guide

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 – …

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Prints for sale

Black-and-white prints from “The Wind Masters” Osprey print is sold out. This set of four prints is taken from artwork originally published in The Wind Masters by Pete Dunne (Houghton Mifflin Co., 1995). The original drawings were done in 1993 and 1994 on scratchboard, a medium in which ink is applied to a board and …

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What species are in the Eastern and Western bird guides?

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 …

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Which bird book should I buy?

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 …

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Interviews

North Country Public Radio – October 10, 2003 David Sibley led a group of North Country birders along Clarkson University’s nature trails last fall. Martha Foley went along. The Diane Rehm Show – May 30, 2001 (scroll down) David Sibley: The Sibley Guide to Birds NPR Science Friday: December 22, 2000 Annual Audubon Christmas Bird …

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