Researches in Zoology, 



ILLUSTRATIVE OF THE 



STRUCTURE, HABITS, AND ECONOMY 



OF ANIMALS. 



By John Blackwall, F.L.S. 



Second Edition, 350 pages. 8vo, 7s. 6d. 



CONTAINING 



Chapters on the Migration of Birds ; The Notes of Birds ; 

 Observations on the Cuckoo ; Remarks on the Swallow 

 Tribe ; On the supposed capability of Periodical Birds 

 to become Torpid ; On the Instincts of Birds ; Observa- 

 tions on the Pied Flycatcher ; Remarks on Bewick's 

 Swan ; Malformation of the bill of Birds ; On the Nudity 

 of the Head of the Rook ; The Diving of Aquatic Birds ; 

 The Grenadier Grosbeak, &c., &c. On the Growth of the 

 Salmon and Sewin, and Notes on Spiders. 



Sz'o, sewed, price 6d. 



A List of British Birds, 



Revised to July, 1892, by 



Ho^A^ard Saunders, F.L.S. , F.Z.S., 6cc. 



(SECOND THOUSAND.) 



For Labelling Specimens or for Reference. 



LONDON : 



GURNEY & JACKSON, i, PATERNOSTER ROW 



(Successors to Mr. Van Voorst). 





