Pre-Roosting Flight of the Clark's Nutcracker
Each summer at Tioga Pass, California, Clark's Nutcrackers participate in a nightly pre-roosting flight beginning in mid- to late July. Before sunset, nutcrackers are active on the sunlit, west-facing Mt. Dana slope. As light intensity rapidly decreases, they fly in small groups to the east-fac...
Veröffentlicht in: | The Auk. - American Ornithologists’ Union. - 95(1978), 3, Seite 554-562 |
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1. Verfasser: | |
Format: | Online-Aufsatz |
Sprache: | English |
Veröffentlicht: |
1978
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Zugriff auf das übergeordnete Werk: | The Auk |
Schlagworte: | Biological sciences Physical sciences Behavioral sciences |
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