INDEX. 



Acquisition of breeding territory, xx, 14. 

 Acrocephalus aquaticus, xxiv, 1. 



arundinaceus, xx, 1; xxii, 1. 



luscinioides, xxvi, 1. 



ncevius, xxv, 1. 



• palustris, xxi, 1. 



• phragmitis, xxiii, 1. 



■ schoenobsenus, xxiii, 1. 



• streperus, xx, 1. 



turdoides, xxii, 1. 



Actions, mouse-like, Savi's Warbler, xxvi, 5. 

 Activity, burst of, Chiff-chaff, xii, 24. 



, ceaseless, Chiff-chaff, xiv, 13. 



, feelings, Garden Warbler, v, 10. 



, Marsh Warbler, xxi, 11. 



, restless, Chiff-chaff, xii, 8; xiv, 5. 



Adaptability to variety of situations for nesting site, Marsh Warbler, 



xxi, 45. 

 Adaptation, Marsh Warbler, xxi, 66. 



to environment, Marsh Warbler, xxi, 63; Keed Warbler, xxi, 63. 



Advent of female, movements before, Marsh Warbler, xxi, 29. 



Aedon galactodes, xvi, 1. 

 Aerial dancing of male Whitethroat, i, 13. 

 Affection, Blackcap, iv, 19. 



Aggressiveness of male when territory approached by other males, White- 

 throat, i, 8. 

 Alarm-note, Garden Warbler, v, 7; v, 18. 



of young Blackcap, iv, 26, 27; of parent Blackcap, iv, 27. 



Almendrita. de verano, xix, 1. 



Alzacola, xvi, 1. 



Amphimixis, result of, Beed Warbler, xx, 27. 



Antagonism, Garden Warbler, v, 13. 



Antics, excitable, in presence of female, Blackcap, iv, 11. 



, extravagant, Great Bustard, iv, 15; Bird of Paradise, iv, 15; Argus 



Pheasant, iv, 15. 



, , Marsh Warbler, xxi, 6, 7, 8. 



■, graceful, Grasshopper Warbler, xxv, 18. 



■ -, great variety of, Blackcap, iv, 15, 16. 



■ of male, outcome of intelligence, xxi, 15. 



Grasshopper Warbler during courtship, xxv, 13. 



Sedge Warbler, xxiii, 8. 



, peculiar, Garden Warbler, v, 8. 



