viii CONTENTS 



CHAPTER PAGE 



XXI. THE CONSERVATION OF BIRDS. I. THE NON-GAME-BIRDS . 255 



XXII. THE CONSERVATION OF BIRDS. II. THE GAME-BIRDS . . . 271 



XXIII. PREVENTING THE DEPREDATIONS OF BIRDS 293 



XXIV. ENCOURAGING THE PRESENCE OF BIRDS 304 



APPENDIX 



I. THE BIRD LAW OF THE AMERICAN ORNITHOLOGISTS' UNION 317 



II. FEDERAL BIRD LAWS 320 



III. SOME FUNDAMENTAL PRINCIPLES OF BIRD LAWS 328 



IV. A PARTIAL BIBLIOGRAPHY OF THE ECONOMIC RELATIONS OF 



NORTH AMERICAN BIRDS 331 



INDEX 335 



