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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

The Earliest Robin On Record

January 2020

What could have caused this American Robin to begin nesting at this time of year? Read our take here.

A Host Of Hawk Data

January 2020

We recently bulk-uploaded 429 raptor nest records from California with assistance from Friends of Griffith Park.

Free Teaching Tools

January 2020

This spring semester, get your students involved with NestWatch using our free curriculum!

New Year, New Manual

January 2020

We’ve recently updated our NestWatch manual for 2020.

Help Us Digitize the Cardinal Collection

January 2020

Try Nest Quest Go! today to help us cross the finish line for Northern Cardinals!

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