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Where Birds Come to Life

Help Measure Nature's Success

nests, clutches, broods, and fledglings

For over a decade people like you have helped scientists by collecting valuable data on the successes and failures of nesting birds.

Eastern Bluebird Nesting Attempts

  • 0Most attempts previously monitored in a year (2010)
  • 0Attempts monitored in
Error Retrieving Data
But Don't Stop Now!

Nesting Attempts by State

  • 0
Error Retrieving Data

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How To Count

  • 1 Get Certified

    Become a certified NestWatch monitor using our online resources and test.
  • 2 Search

    Find active nests to monitor.
  • 3 Visit Nests

    Visit the nests you found every 3 or 4 days and record what you see.
  • 4 Report Data

    Report your data using our online data entry tools.
Join Now and Count!

NestWatch News

Invasive Species in Nest Boxes

February 2020

We recently published a paper on the results of our 2018 survey concerning invasive species.

Feeding Worms Keeps Flies Away

February 2020

A recent study shows food availability has an effect on Eastern Bluebird nestling survival.

We Want Your Flycatcher Photos!

February 2020

Submit photos of your flycatcher nests when reporting data to NestWatch.

Kansas Data Haul

February 2020

This month we bulk-uploaded 357 nest records courtesy of Vince Petrillo on behalf of the Kansas State Extension Master Naturalists.

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This material is based upon work supported by the National Science Foundation under Grant No. DRL-0540185. Any opinions, findings and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation (NSF).

Cornell Lab of Ornithology

Cornell Lab of Ornithology