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NestWatch

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!
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NestWatch News

New Study Focuses on House Finches

January 2019

The study suggests that as California’s spring temperatures get warmer, birds are laying eggs earlier.

Updates To Personal Nesting Reports

January 2019

We’ve recently updated your personal data reports to include more helpful information.

Old Data Get Fresh Eyes

January 2019

Our newest team member, Becca, is a skilled environmental educator who loves to garden.

A New Chapter Joins Us

January 2019

We’re excited to welcome Greene County Parks & Trails as our newest NestWatch Chapter.

New: Spanish Data Sheet

January 2019

Thanks to our friends at Celebrate Urban Birds, our nest monitoring data sheet is now available in Spanish.

More News More News
nsf

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