THE NATURAL HISTORY OF BIRDS. 1. The ostrich 478 2. The phœnix 479 3. The different kinds of eagles 481 4. The natural characteristics of the eagle 484 5. When the eagle was first used as the standard of the Roman legions 485 6. An eagle which precipitated itself on the funeral pile of a girl 486 7. The vulture _ib._ 8. The birds called sangualis and immusulus 487 9. Hawks. The buteo _ib._ 10. In what places hawks and men pursue the chase in company with each other 488 11. The only bird that is killed by those of its own kind.—A bird that lays only one egg 489 12. The kite 490 13. The classification of birds _ib._ 14. Crows. Birds of ill omen. At what seasons they are not inauspicious _ib._ 15. The raven 491 16. The horned owl 492 17. Birds, the race of which is extinct, or of which all knowledge has been lost _ib._ 18. Birds which are born with the tail first 493 19. The owlet 494 20. The wood-pecker of Mars _ib._ 21. Birds which have hooked talons 495 22. The peacock _ib._ 23. Who was the first to kill the peacock for food. Who first taught the art of cramming them 496 24. The dunghill cock _ib._ 25. How cocks are castrated. A cock that once spoke 498 26. The goose _ib._ 27. Who first taught us to use the liver of the goose for food 499 28. The Commagenian medicament 500 29. The chenalopex, the cheneros, the tetrao, and the otis _ib._ 30. Cranes 501 31. Storks 502 32. Swans _ib._ 33. Foreign birds which visit us; the quail, the glottis, the cychramus, and the otus 503 34. Swallows 505