Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Field Notes
Doug Bell
June 25, 1986
Awoke to the hunger calls of a young bald eagle. Got view of him sitting up in nest (6 1/2 weeks old). Black head & back. Greyish bill, deep, dark eyes. The adults really did not mind our presence within 80 yards of the nest tree - they were very used to activity at the Walla Walla College's Trailer. At various times throughout the day we could see the adults sitting either at the nest tree, or on favored trees nearby. They sometimes sat close together in the same tree. The adults were frequently hassled by one or more Northwestern Crows. Often a single crow would begin diving on a sitting adult bald eagle. The crow would utter various guttural, raucous caws, and incessantly stoop at an eagle, back and forth in a fashion partly like stooping a trained falcon at a lure. The eagle had no choice but to sit this treatment out, occasionally dodging its head or uttering shreeeump shreeeump calls. I never did see a crow actually hit or peck an eagle on its stoop, but they did come very close.
Today I am trapping on gulls' nests just a little ways (50sds) west of where I was yesterday. This area of Protection Island (WA) is of the same habitat as the area of yesterday's trapping. Namely - thick grass clumps or uneven soft terrain riddled through with Rhino Auklet burrows. The gulls nesting here on this portion of the south side of the island are doing so from the road on down to the brink of steep,