SUBSCRIPTIONS FOR 1913 ARE NOW DUE. 



'THE ZOOLOGIST.' 



(1 2s. post tree). 



Cases for binding 1912 can be had, price Is. 2d. post 

 free. Bound volumes for 19X2, price 14s. post free. 



BACK NUMBERS and VOLUMES of the ' ZOOLO- 

 GIST ' can be had AT CHEAP RATES, especially for 

 long series, on application to West, Newman & Co. 



London : WEST, NEWMAN & CO., 54, Hatton Garden. 



Foolscap 8vo, Cloth, gilt top, 160 pp. + blanks for Notes. Price 2s. 6d. 



POCKET BOOK of BRITISH BIRDS 



By E. F. M. ELMS. 



INFORMATION is given respecting all British birds that breed in these islands, 

 and those that are regular visitors at one time of the year or another, with 

 remarks as to a species being resident, intermigratory, or migratory. Each species 

 is separately treated under the headings : Haunts, including distribution ; Plumage, 

 briefly characterizing the predominant and striking features, with differentiation of 

 species nearly alike; Language, with song and various cries ; Habits; Food; Nidi- 

 fication, with site and materials of nest ; and number and description of Eggs. 



282 pp. Cloth Extra. 6s. Gel. Post Free. 



Aristotle s Researches in Natural Science 



By THOMAS E. LONES, M.A., LL.D., B.Sc. 

 With Illustrative Dratvintfs. 



Contents : 



Introductory — Method of Investigation — Celestial, Atmospheric, and 

 Terrestrial Phenomena — Light and Colour, Heat and Sound — Animals, 

 Plants, and Inanimate Matter — Dissections — Homceomeria — Anhomceo- 

 meria and their functions — Animal Motion — Generation and Develop- 

 ment — Classification of Animals — Anaima, or Animals without Blood — 

 Enaima, or Animals with Blood. 



"This is a very interesting book, and we commend it heartily to readers of 

 'Nature.'" — Nature. 



DIRDSNESTING & BIRD=SKINNING. A Complete 



*-*^ Description of the Nests and Eggs of Birds which Breed in Britain, 

 by Edward Newman. — Skcond Edition, with Directions for Collecting and 

 Preservation; a Chapter on Bird-skinning; and Description and Woodcuts of 

 the Instruments necessary to the Collector. By Miller Christy. Cloth extra. 

 Fcfip 8vo. Price Is. Postage 2d. ______ 



London. WEST, NEWMAN d CO., 54, Hatton Garden, EC. 



