Årg. 205 Nr. 3 (1975): Meddelelser om Grønland

Introduction. s. 5
Field Methods. s.6
The Eyrie Locations. s. 8
Vocalizations. s. 9
Reliance on Sight. s. 10
Breeding Timetable. s. 11
Role Behavior. s.12
The Daily Cycle of Activity. s. 15
Prey, Hunting and Feeding. s. 18
Defense of the Eyrie. s. 24
Future Research. s. 26
Acknowledgements. s. 26
Literature Cited. s. 27