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Reproductive ecology of Dusky Flycatchers in western Montana

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Reproductive ecology of Dusky Flycatchers in western Montana; 1993; Article; Journal; The Wilson Bulletin; Sedgwick, James A.

Summary

Breeding ecology of Dusky Flycatchers (Empidonax oberholseri) was studied in western Montana from May-August 1974. Dusky Flycatchers were monogamous and single-brooded although some pairs made renesting attempts after first nests failed. Length of the reproductive cycle for first nesting attempts, from arrival on the breeding grounds to fledging, was about 70 days. All nests were placed in shrubs, primarily ninebark (Physocarpus malvaceus) and Rocky Mountain maple (Acer glabrum), and were an average of 150 cm above the ground. Females incubated a clutch with an average of 4.0 eggs for 15-16 days, and the average nestling period was 17.5 days. Both sexes fed nestlings and fledglings, but only females brooded nestlings. Egg survival [...]

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Type Scheme Key
local-index unknown 70127904
local-pk unknown 70127904
series unknown The Wilson Bulletin

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journalThe Wilson Bulletin
parts
typevolume
value105
typeissue
value1
typePublication Place
valueLawrence, KS
languageEnglish
citationTypeArticle

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