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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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eBirders

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Checklist Leaders

  • 1.
    Helena Trzeciak
    9
  • 2.
    Andrzej Kośmicki
    5

Species Leaders

  • 1.
    Helena Trzeciak
    89
  • 2.
    Andrzej Kośmicki
    87