LIST OF ILLUSTATIONS. 



PAGE 



Eclipse and Winter Plumages of the Capercaillib ... 2 



Bahrow's Goldeneye and the Common Goldeneye 21 



Grey Lag-Goose covering her Eggs. {Photographed 



by Miss Mary G. S. Best.) — Plate 1 ... facing 33 



Grey Lag - Goose approaching its Nest. {Photo- 

 graphed by Miss Mary G. S. Best) ... ... 34 



Grey Lag - Goose brooding. {Photographed by 



Miss Mary G. S. Best) 35 



Grey Lag-Goose dosing on the Nest. {Photographed 



by Miss Mary G. S. Best) 36 



Tree-Sparrows on the Roof of a Cabin on InistrahuU 



Island. {Photographed by C. J. Patten) ... ... 39 



Nest of Tree-Sparrow in hole in Wall of disused 



Cabin. {Photographed by C. J. Patten) ... ... 41 



Philip Lutley Sclater. {Photograph by Melhuish.) 



— opiate 2 ... ... ... ... ... facing 65 



Eider Duck approaching its Nest. {Photographed by 



Miss Maud D. Ha vi'land.)— Plate 3 ...facing 93 



Eider Duck covering her Eggs. {Photographed by 



Miss Maud D. Ha viland) 102 



Eider Duck brooding. {Photographed by Miss Maud 



D. Haviland) ... 103 



Rook's Heads, showing Juvenile, and Various stages 



of Moult (figs. 1-13). — Plate 4 preliminary to 125 



Moult of First-Summer Rook (figs. 14, 15) ; Adult 



Eastern Rook (fig. 16). — Plate 5 preliminary to 125 



Feather from Chin of Juvenile Rook (fig. 17) ; Feather 

 from Clirn of First-Winter Rook (fig. 18). — 

 Plate 6 ... ... ... preliminary to 125 



