Bird MigrationBird migration is one of the most astonishing feats in the natural world. Millions of birds migrate, often over very large distances, to benefit from seasonal resource surpluses and to avoid predators and competitors. The aim of this study is to survey the phenomena. |
Contents
The journeys of birds and the ideas of man | 1 |
The rotating world of migratory birds | 5 |
Summer and winter quarters | 27 |
32 Birds which forage on lake and sea bottom | 60 |
33 Birds which feed on terrestrial plants | 82 |
34 Birds which feed on fish | 99 |
35 Birds which obtain food at the waters surface | 120 |
36 Birds of prey | 140 |
43 Migration in flocks | 245 |
44 Soaring flight | 251 |
45 Flight altitude | 265 |
46 Fat as flight fuel | 274 |
47 Diurnal and nocturnal migration | 297 |
48 Weather and wind | 302 |
49 Dangers during the migration | 322 |
Orientation and navigation | 341 |
37 Insecteaters | 157 |
38 Seedeaters | 182 |
39 Omnivorous birds | 201 |
310 The evolution of bird migration | 205 |
The migratory journey | 217 |
41 Methods of studying bird migration | 218 |
42 Flight speed | 234 |
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Common terms and phrases
Africa Arctic Terns Atlantic Baltic Sea Bean Geese bird migration breeding area breeding sites Britain Buntings Buzzards coast Cranes Curlew Sandpiper direction distance earth's east Eider Eleonora's Falcon energy equator example falcons Falsterbo fat reserves feeding figure fish flight altitude flocks flying Gannets Garganey gliding Goose Greenland Gull Harrier head winds homing pigeons Iceland Islands Kattegat km per hour lakes land Lapwings large numbers Long-tailed Ducks magnetic field mainly migration pattern migratory birds migratory habits moult navigation nest night normal North Sea observations orientation Osprey passage phalaropes pigeon loft populations radar studies Redwings regions ringing recoveries Sahara Sandpiper savanna Scandinavia Scania season Sedge Warblers seeds shearwaters Siberia Skua small birds Snow Buntings soaring South Polar Skua south Sweden southeast southern southwest species summer sun-compass surface Sweden tail winds thermal thrushes tropical tundra waders Warbler weather west Europe wings winter quarters wintering areas Woodpigeon
Popular passages
Page 402 - Jr. 1972. Behavioral responses of migrating birds to daylight and darkness: a radar and direct visual study.
Page 407 - An apparent lunar rhythm in the day-to-day variations in initial bearings of homing pigeons. In K. Schmidt-Koenig and WT Keeton (eds.), Animal Migration, Navigation, and Homing, p.
Page 407 - Relative Importance of stars and the magnetic field for the accuracy of orientation in night-migrating birds, Oikos 30:195-206, 1978.
Page 395 - The status of wetlands in the West African Sahel : Their value for waterfowl and their future.
Page 404 - Interaction of bodymass, fat, foraging and stopover period in trans-Sahara migrating passerine birds. Oecologia 69:370-379.
Page 404 - Relationships between behaviour. physiology and weather in avian transients at a migration stopover site. Oecologia 26: i93-2i2.