The 2009 membership renewal period is now open! Login to eServices to renew online, or visit the "How to Join/Renew" section of Member Services to download a PDF form. Whichever method you choose, please send in your renewal by December 31, 2008 to ensure uninterrupted access and journal delivery. If you require your login information or have any questions, please contact Membership Services at membership@esa.org or 202-833-8773 ext. 216.
Although having a birdfeeder in your backyard may seem harmless, supplementary feeding impacts nearly every aspect of bird ecology, and often alters natural patterns of demography, behavior, and reproduction, as well as the transmission of avian diseases.
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