By James N. M. Smith,Terry L. Cook,Stephen I. Rothstein,Scott K. Robinson,Spencer G. Sealy,Paul R. Ehrlich
In the earlier centuries, cowbirds have elevated in numbers and prolonged their variety throughout North the United States, whereas a number of the local songbird species whose nests they parasitize to elevate their younger have declined. This well timed booklet collects 40 essays by means of many of the relevant professionals at the biology and administration of cowbirds. The book's pursuits are to discover the biology of cowbirds, the threats they pose to host species and populations, and the administration courses which are being undertaken to lessen those threats.
The ebook is equipped into 5 sections, every one with a longer editors' creation that areas the contributions in a wide, up to date environment. The sections cover:
- The altering abundance of cowbirds and the ways that their numbers could be estimated.
- Host selection by way of cowbirds, the unwanted effects of cowbirds on specific host species, and the day-by-day styles of cowbird behavior.
- Behavioral interactions among cowbirds and particular host species.
- Patterns of cowbird abundance and host use throughout various landscapes.
- Management courses designed to regulate cowbirds and shield threatened songbirds.
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Ecology and Management of Cowbirds and Their Hosts: Studies in the Conservation of North American Passerine Birds by James N. M. Smith,Terry L. Cook,Stephen I. Rothstein,Scott K. Robinson,Spencer G. Sealy,Paul R. Ehrlich