Alaska species accounts, part 3, v4222
Page 75
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
Holmes,R. 1960 Erolia alpina 13. 24 June Stroodick, Alaska on the nest about 30 feet away. The cup was lined by the grass which was matted down when the eggs were laid. The 4 eggs in the nest were light tan in color with dark brownish or purplish spots. These spots were more concentrated towards the larger end of the eggs. The incubating bird is usually very quick to leave the nest when "dangers" approaches. Even the birds here near The wanija will "pop" off The nest as soon as I come into sight. The males are not fond of nest feeding. If the birds are startled on the nest however, they give a very strong distraction display. The bird assumes the moose run posture when the scapulars are raised, the tail is lowered and spread, the head neck is extended forward, and the wings are spread outwards. The bird is flapping with tender making a whirring note. This distraction display (The red-bell seems to be one) The most pronounced I and other semelparian from knowledge