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Fuhlications of ihe American Orniiliologuls' Union. 



THB AUK, 



A O^arterlv Joarnal of Ornithology. 



A. ALLEN, Editor. 



FRABR M. CHAFMAK, ASJO 



As the otlicial organ of the Union, "The Auk" is 

 the leadinir ornilhologiral puhlication of this country. 

 Each number contains about 100 pages of text, a 

 handsonielv colored plate, and other illustrations. 

 The principal articles are by recognized authorities, 

 and are of both a popular and scientific nature. The 

 depariaient of "General Kotes" gives brief record 

 of new and interesting facts concerning birds con- 

 tributed bv observers throughout the United States 

 and Canada. Recent ornithological literature is re- 

 viewed at length and news items are commented on 

 by the e<litors. "The Auk" is thus indispensable to 

 those who would be informed oi the advance mudein 

 the stud V of birds, either in the museum or in the 

 field. Price of current volume, $3.00. Single num- 

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Check-List of North American Birds. 



The text has been most carefully revised, recent 

 changes in nomenclature and species and sub- 

 species described since 189H are included, while the 

 ranu-es of birds have been entirely re-written and 

 mor^e fully defined. 8vo. Cloth. Price, |2.00. 



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BIRD=LORE FOR 1900 



Will contain numerous article bj- recognized 

 leaders in the world of science and letters, and 

 of a variety which cannot fail to create wide 

 interest. 



For the general reader there will be papers by 

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 waj', William Brewster, C. Hart Merriam, T. S. 

 Roberts, E. A. Mearns, and others, and Captain 

 Rej'iiaud, in charge of the Homing" Pigeon Ser- 

 vice of the French Arnij', will present a new 

 theory of bird migration, based on his experi- 

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Attention wiki be paid to the bird-life of the 

 countries made prominent bj' recent events, 

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 dike. H. W. Henshaw. of the birds of Hawaii, 

 ly. M. McCormick, of Philippine birds, and F. M. 

 Chapman of Cuban birds, while A. J. Campbell, 

 the authority on Australian birds, will describe 

 the wonderful habits of the Bower Birds of Aus- 

 tralia, acconipain'ing his paper by actual photo- 

 graphs of their bowers from nature. 



Students will be glad to avail tliemselves of 

 the assistance offered bj' Bikd-Lore's 'Advisory 

 Council,' a new idea in self-educational orni- 

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 their reg'ion who has consented to aid them. 



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