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Article: Egg laying, egg temperature, attentiveness, and incubation in the Western Bluebird.(Report)
- Article from:
- The Wilson Journal of Ornithology
- Article date:
- September 1, 2009
- Author:
CopyrightCOPYRIGHT 2009 Wilson Ornithological Society. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Timing and duration of egg-laying bouts have been mostly studied in open-cup or groundnesting species that are amenable to direct observation (Wiebe and Martin 1995, Oppenheimer et al. 1996, McMaster et al. 1999). Egglaying times are commonly estimated by visiting a nest before and after a new egg appears, and deducing when during that interval the egg was laid (Weatherhead et al. 1991, Oppenheimer et al. 1996, McMaster et al. 2004). Indirect methods also have been used in incubation studies with nest attendance (presence at the nest) often implicitly equated with parental incubation, and attentiveness often equated with incubation attentiveness. Observations of nocturnal ...
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Article: Campbell Scientific Wins $42,312 Contract
US Fed News Service, Including US State News;
July 27, 2007 ;
295 words
...WHITE SANDS MISSILE RANGE, N.M., July 27 -- The U.S. Army has awarded a $42,312 contract to Campbell Scientific Inc., Logan, Utah, for process variable instrumentation. The contract was awarded by the U.S. Army Contracting Agency ...
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