﻿CONTENTS. 



PART L 



ON THE STRUCTURE AND NATURAL HISTORY OF BIRDS IN 

 GENERAL. 



CHAPTER I. 



Preliminary Remarks. — Peculiarities of the Class. — Its Relation to those 

 of Reptiles and Quadrupeds. — Its primary Divisions and Orders Page 1 



CHAP. IL 



On the external Anatomy of Birds in reference to their Habits and Eco- 

 nomy. — On the Parts of a Bird. — Crests, Eyes, Ears, Tongue, Mouth, 

 Bill - - - - 19 



CHAP. III. 



The same Subject continued. — The Feathers, Wings, Tail, and Feet of 

 Birds - - - - 75 



CHAP. IV. 



The same Subject continued. — On the different Modifications of perching, 

 climbing, wading, and swimming Feet. — The Voice and Nests of Biros 



128 



PART II. 



ON THE BIBLIOGRAPHY, NOMENCLATURE, AND PRESERVATION 

 OF BIRDS. 



CHAP. I. 



An Enumeration of the chief Works on Ornithology, with critical and 

 explanatory Remarks - - . - 192 



