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    Magnolia Warbler Life History

    Habitat

    Habitat ForestsBreeds in small conifers, especially young spruces, in purely coniferous stands or mixed forest.Back to top

    Food

    Food InsectsInsect larvae, adult insects, and spiders.Back to top

    Nesting

    Nest Placement

    Nest Tree

    Nest Description

    A loose cup of grasses on a foundation of twigs, lined with black rootlets. Usually located on a horizontal tree branch near trunk, less than 3 m (10 ft) from the ground.

    Nesting Facts
    Clutch Size:3-5 eggs
    Egg Description:White, with variable speckles or spots.
    Condition at Hatching:Helpless with tufts of black down.
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    Behavior

    Behavior Foliage GleanerGleans insects primarily from the undersides of conifer needles and broadleaf foliage.Back to top

    Conservation

    Conservation Low ConcernMagnolia Warbler populations were stable, and appear to have slightly increased between 1966 and 2014, according to the North American Breeding Bird Survey. Partners in Flight estimates a global breeding population of 40 million, with 4% spending some part of the year in the U.S., 37% in Mexico, and 96% breeding in Canada. The species rates a 7 out of 20 on the Continental Concern Score. Magnolia Warbler is a U.S.-Canada Stewardship species, and is not on the 2014 State of the Birds Watch List.Back to top

    Credits

    Dunn, Erica H. and George A. Hall. 2010. Magnolia Warbler (Setophaga magnolia), version 2.0. In The Birds of North America (P. G. Rodewald, editor). Cornell Lab of Ornithology, Ithaca, New York, USA.

    Lutmerding, J. A. and A. S. Love. Longevity records of North American birds. Version 2015.2. Patuxent Wildlife Research Center, Bird Banding Laboratory 2015.

    North American Bird Conservation Initiative. 2014. The State of the Birds 2014 Report. US Department of Interior, Washington, DC, USA.

    Partners in Flight. 2017. Avian Conservation Assessment Database. 2017.

    Sauer, J. R., J. E. Hines, J. E. Fallon, K. L. Pardieck, Jr. Ziolkowski, D. J. and W. A. Link. The North American Breeding Bird Survey, results and analysis 1966-2013 (Version 1.30.15). USGS Patuxtent Wildlife Research Center 2014b. Available from http://www.mbr-pwrc.usgs.gov/bbs/.

    Sibley, David Allen. 2014. The Sibley guide to birds, second edition. Alfred A Knopf, New York.

    Stephenson, Tom and Scott Whittle. 2013. The Warbler Guide: Princeton University Press.

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