A Trans-Hemispheric Migratory Songbird Does Not Advance Spring Schedules or Increase Migration Rate in Response to Record-Setting Temperatures at Breeding Sites

• Kevin C. Fraser ,

  * E-mail: fraserkev@gmail.com

  Affiliation Department of Biology, York University, Toronto, Ontario, Canada

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• Cassandra Silverio,

  Affiliation Department of Biology, York University, Toronto, Ontario, Canada

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• Patrick Kramer,

  Affiliation Department of Biology, York University, Toronto, Ontario, Canada

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• Nanette Mickle,

  Affiliation Woodbridge, Virginia, United States of America

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• Robert Aeppli,

  Affiliation Purple Martin Conservation Association, Erie, Pennsylvania, United States of America

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• Bridget J. M. Stutchbury

  Affiliation Department of Biology, York University, Toronto, Ontario, Canada

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