Warm Springs, Early Lay Dates, and Double Brooding in a North American Migratory Songbird, the Black-Throated Blue Warbler

• Andrea K. Townsend ,

  * E-mail: aktownsend@ucdavis.edu

  Current address: Department of Wildlife, Fish, & Conservation Biology, University of California, Davis, California, United States of America

  Affiliations Cornell Lab of Ornithology & Department of Neurobiology & Behavior, Cornell University, Ithaca, New York, United States of America, Migratory Bird Center, Smithsonian Conservation Biology Institute, National Zoological Park, Washington, District of Columbia, United States of America

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• T. Scott Sillett,

  Affiliation Migratory Bird Center, Smithsonian Conservation Biology Institute, National Zoological Park, Washington, District of Columbia, United States of America

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• Nina K. Lany,

  Affiliation Department of Biological Sciences, Dartmouth College, Hanover, New Hampshire, United States of America

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• Sara A. Kaiser,

  Affiliation Cornell Lab of Ornithology & Department of Neurobiology & Behavior, Cornell University, Ithaca, New York, United States of America

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• Nicholas L. Rodenhouse,

  Affiliation Department of Biological Sciences, Wellesley College, Wellesley, Massachusetts, United States of America

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• Michael S. Webster,

  Affiliation Cornell Lab of Ornithology & Department of Neurobiology & Behavior, Cornell University, Ithaca, New York, United States of America

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• Richard T. Holmes

  Affiliation Department of Biological Sciences, Dartmouth College, Hanover, New Hampshire, United States of America

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