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The Cornell Lab
The Cornell Lab

The Cornell Lab of Ornithology builds the eBird global platform for communities and partners around the world to advance data-driven science, education, and conservation.

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Hawthorne Hills County Park

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eBirders

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Checklist Leaders

  • 1.
    Joan Sommer
    8
  • 2.
    Alex Arnold
    1
  • 2.
    Rachel Holzman
    1
  • 2.
    Steve Holzman
    1

Species Leaders

  • 1.
    Joan Sommer
    54
  • 2.
    Rachel Holzman
    21
  • 2.
    Steve Holzman
    21
  • 4.
    Alex Arnold
    18