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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

Home Tweet Home Starts July 1

June 2016

Shutterbug Alert! Our annual photography competition hits the ground running on July 1. New this year, our Eye Witness category.

An Artist Portrays the Nesting Cycle

June 2016

Julie Zickefoose’s intimate portraits of baby birds beautifully depict nestling development. Don’t miss this new book.

Another Tree Swallow Mega-Clutch!

June 2016

Ten Tree Swallow eggs in one nest! What is going on in this Pennsylvania nest box?

Hooray For Hawaii!

June 2016

With the addition of two nests in Hawaii, NestWatchers now represent all 50 states!

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