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Effect of Intrusion Pressure on Territory Size in Black-Chinned Hummingbirds (Archilochus alexandri)

โœ Scribed by Mary E. Norton, Peter Arcese and Paul W. Ewald


Book ID
124658647
Publisher
University of California Press
Year
1982
Tongue
English
Weight
196 KB
Volume
99
Category
Article
ISSN
0004-8038

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๐Ÿ“œ SIMILAR VOLUMES


Effect of territory quality on intrusion
โœ Lisa Marchesseault; Paul W. Ewald ๐Ÿ“‚ Article ๐Ÿ“… 1991 ๐Ÿ› Springer ๐ŸŒ English โš– 444 KB

Experimental reductions of productivity on feeding territories of Anna's hummingbirds (Calypte anna) decreased intrusion rate. This trend contrasts with the absence of strong correlations between intrusion rate and productivity in previous experimental studies. Consideration of sample sizes, product