CONTENTS 



CHAPTER PAGE 



1. Ancestors 1 



II. Feathers IQ'' 



III. The Framework of the Bird 62 



IV. The Skull 103 



V. Organs of Nutrition 116 



VI. The Food of Birds 142 



VII. The Breath of a Bird 1 65 



VIII. Muscles and Nerves 188 



IX. Thk Senses 203 



X. Beaks and Bills 223 



XI. Heads and Necks 252-^' 



XII. The Body of a Bird 285-- 



XIII. Wings 319 



XIV. FfiET and Legs 353 



XV. Tails 398 



XVI. TriE Eggs of Birds 427 



XVII. The Bird in the Egg 462 



Appendix — Brief List of Useful Books 483 



Index 485 



