CONTENTS:  1. Introduction; 2. Class Aves : Characters and Classification; 3. Columba livia (The Common Rock Pigeon); 4. Pigeon : External Features;  5. Pigeon : Skin and Exoskeleton (Feathers); 6. Pigeon : Flight Muscles and Perching Mechanism; 7. Pigeon : Digestive System; 8. Pigeon : Respiratory System; 9. Pigeon : Circulatory System; 10. Pigeon : Nervous System; 11. Pigeon : Sense Organs; 12. Pigeon : Urinogenital System; 13. Endoskeleton of Fowl (Gallus); 14. Embryology of Chick (Gallus). 15. Fossil History of Birds; 16. Origin and Ancestry of Birds; 17. Affinities of Birds; Glorified Reptiles; 18. Flight in Birds; 19. Flight Adaptations of Birds; 20. Modifications of Beaks in Birds; 21. Modifications of Feet and Toes in Birds; 22. Kinds of Palate in Birds; 23. Migration of Birds; 24. Economic Importance of Birds; 25. Flightless Birds (Ratitae) 26. Common Birds of India; Important Questions; Bibliography; Index.