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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

Get a Limited Edition Egg Mug

July 2018

While supplies last, we are sending this mug to NestWatch supporters who make a gift of $100 or more. Your gifts help support NestWatch’s continued growth!

Cool Tool For Checking Odd Nests

July 2018

Have you ever found a nest in an unreachable place, and you’ve never been able to check it? Our new blog post introduces you to a new way to check tricky nests.

New App Update

July 2018

If you use our mobile app for data entry, be sure to update your app. The new version will send reminders when nests are overdue for a nest check.

More News More News

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