INDEX 



Strength as an aid to captivating female, xxi, 18, 19. 



courtship, xxi, 17. 



sexual emotion, xxi, 18. 



, reflection of , on offspring, Marsh Warbler, xxi, 31. 



strepera, Salicaria, xx, 1. 



streperus, Acrocephalus, xx, 1. 



Struggle for existence, Keed Warbler, xx, 23, 55. 



, Willow Warbler, xiv, 11. 



, Wood Warbler, xv, 9. 



■ for territory, xx, 32, 33, 36; xii, 8, 10. 



subaplina, Sylvia, vii, 1. 



Subalpine Warbler, vii, 1. 



Summer migrants, Marsh Warbler last to arrive, xxi, 22. 



visitor to Italy, Marsh Warbler, xxi, 3. 



Sumpf-Rohrsanger, xxi, 1. 

 Sumpsanger, xxi, 1. 



superciliosus , Phyiloscopus, ix, 1. 



, Beguloides, ix, 1. 



Survival of the fittest, Reed Warbler, xx, 19. 



, Willow Warbler, xiv, 13. 



Svarthufvade Sangaren, iv, 1. 

 Sivertschok, xxv, 1. 

 Sylvia arundinacea, xx, 1. 



atricapilla, iv, 1. 



cinerea, i, 1. 



curruca, ii, 1. 



galactodes, xvi, 1. 



garrula, ii, 1. 



hippolais, xii, 1. 



hortensis, v, 1. 



locustella, xxv. 1. 



nisoria, vi, 1. 



orphea, iii, 1, 



orpheus, iii, 1. 



phragmitis, xxiii, 1. 



— ; — ■ provincialis, viii, 1. 



rufa, i, 1 ; xii, 1. 



■ salicaria, v, 1. 



sibilatrix, xv, 1. 



subalpina, vii, 1. 



trochilus, xiv, 1. 



trochylus, xiv, 1. 



undata, viii, 1. 



sylvicola, Phyllopneuste , xv, 1. 

 sylviella, Curruca, ii, 1. 

 Szurke posydta, ii, 1. 



Tazaret pinzoleta, xx, 1. 

 Teich-Bohr Sanger, xx, 1. 

 Temperament, Marsh Warbler, xxi, 50. 



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