BRITISH WARBLERS 



Selection, sexual, Eeed Warbler, xx, 23, 25. 



Sequence' of imitative strains, Blackcap, iv, 34. 



Sexual act, routine prior to completion of, Wood Warbler, xv, 13. 



activity, Dartford Warbler, viii, 4. 



decrease of, Willow Warbler, xiv, 16. 

 Garden Warbler, v, 8, 9, 12, 16. 



— , Lesser Whitethroat, ii, 6. 



» Marsh Warbler, xxi, 5, 6, 7, 9, 10, 35; Blackcap, xxi, 7; 



Lesser Whitethroat, xxi, 7; Common Whitethroat, xxi, 7. 



more intense in Marsh Warbler than in Eeed Warbler, xxi, 34. 



■, period of, xxi, 41. 



— , , Marsh Warbler, xxi, 36. 



, Eeed Warbler, xx, 41. 



recurrence of, Garden Warbler, v, 11. 



, Eeed Warbler, xx, 41. 



, Whitethroat, i, 15. 



Eeed Warbler, xx, 40. 

 Whitethroat, i, 6, 13, 14, 15. 



, Wood Warbler, xv, 8. 



behaviour, Marsh Warbler, xxi, 37. 



, Wood Warbler, xv, 13. 



condition of male, xxi, 39. 

 characters, 'secondary, xxi, 15, 18. 

 Marsh Warbler, xxi, 5. 



desire, Willow Warbler, xiv, 23. 



development, Eeed Warbler, xx, 11. 



■ emotion, Marsh Warbler, xxi, 30. 



■ in female Marsh Warbler, xxi, 34, 36. 



, methods of expressing, Marsh Warbler, xxi," 10; Willow 



Warbler, xxi, 10; Grasshopper Warbler, xxi, 10. 



, , Willow Warbler, xiv, 16, 17 ; Chiff-chaff, xiv, 16, 17. 



excitation of female Marsh Warbler, xxi, 10. 



excitement, Blackcap, iv, 15. 



• , Chaffinch, xx, 13. 



, Willow Warbler, xiv, 16. 



exhaustion, Willow Warbler, xiv, 22. 



function, antics previous to discharge of, Marsh Warbler, xxi, 43. 



-, activity prior to discharge of, Wood Warbler, xv, 12. 



, maximum activity during discharge of, Garden Warbler, v, 9. 



impulse, xxi, 16. 



■ ■ controlled by female, xxi, 35. 



, control of, by female Wood Warbler, xv, 13. 



■ instinct, antics peculiar to Marsh Warbler, xxi, 43. 

 assertion of, Wood Warbler, xv, 10, 11. 



characteristic movements of different species (Summary), 5. 

 diminution of, xxi, 37. 

 Garden Warbler, v, 7, 8, 11. 

 Marsh Warbler, xxi, 5. 

 rise of, Eeed Warbler, xx, 12. 

 Willow Warbler, xiv, 8. 



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