CONTENTS. xiii 



CHAPTEE XX. 



Hybernation of birds — Migration of birds — Eeed warblers — Origin of mi- 

 gration — Transvaal warblers — Tbe mammoth age — Insect life — Lines 

 of migration — Heligoland — Its ornithologists — Variety of birds — Wind 

 and weather — The throstle-bushes — Migration by sight — Order of 

 migration — Stray migrants — The yellow-browed warbler — Migration 

 on Heligoland— Skylarks — Migratory instincts — Other facts of mi- 

 gration •• Page 242 



CHAPTEE XXI. 



Trip to Kuya — The prahms — Travelling in a Bosposki— The birds we saw 

 — Arrival of the Triad at Alexievka — We win over the manager — The 

 Ino — 'Doing Eobinson Crusoe in a wrecked ship — Nest of the long- 

 tailed duck— Our first little stint's nest — The tundra — Sunset and sun- 

 rise — Little stint's eggs — The tundra near Bolvanski Bucht — Phalaropes 

 — Interior of the tundra — Change of plumage in phalaropes — An early 

 morning start — Confusion of time — The snowy owl — Two more nests of 

 the little stint — A march of geese on the tundra — An old grave .. 262 



CHAPTEE XXII. 



On short common 5 — Bad weather — A foraging party — Eussian supersti- 

 tions — Eeturn of the steamer — Beautiful flowers — Arrival at Alexievka 

 — Departure for home — Thunder-storm — Waterspout — Sea-birds — 

 Hard fare — Copenhagen — Eesults of the trip .. .. .. 284 



CHAPTEE XXIII. 



Summary of the trip — Summer in the Arctic regions — Circumpolar 

 birds — Birds confined to the eastern hemisphere — Various ranges 

 of birds — Migration of birds — Dates of arrival — Probable route — 

 Conclusion .. -. .. .. •• •• •• 294 



