North American Phenology Program

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Patuxent Wildlife Research Center

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Transcribe Cards

Original Observers

Go directly to the transcription page to enter historic bird migration records into the BPP database	Sign up to recieve the monthly BPP Newsletter and to read our past Newsletters	Learn about some of the observers who recorded the original bird migration cards between 1880-1970	Take a look at how the BPP data is being used in current research projects
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