NestWatch by the Cornell Lab

Cornell Lab of Ornithology

Jul 1, 2025

32.7 MB
File Size
Android 6.0+
Android OS

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About NestWatch by the Cornell Lab

Help scientists learn about birds by monitoring nests for NestWatch.

NestWatch is the Cornell Lab of Ornithology’s citizen-science project that tracks nesting birds in North America. Found a bird’s nest? You can report it for science.

Add a nest location using the interactive map.

Add data on species, number of eggs, number of young, hatch date, and other pertinent details.

Contribute to North America’s largest database on avian nesting success.

Features:

Full offline functionality, enabling use in places with limited or no Internet connection or cellular service.

Enter bird nest observations from anywhere in North America.

Track your nesting statistics in real time.

Ideal for managing nest box trail data.

Automatically syncs with web version for seamless multi-user and multi-platform support.

Your data are openly available for scientific research, education, and conservation right away.

Learn more about monitoring birds’ nests for science at http://nestwatch.org/.

What's new in the latest 3.6.3

Last updated on 2025-06-22

In this update, we are happy to provide you with the following new features
* Nest Groups: Create and manage nest groups to keep your nest list organized. Any nest groups you have created on the website will sync to your device.
* Your nest list can now be filtered by selecting a nest group
* You can also filter your nest list by status

We have also optimized the way data is synced to the app from our servers. Users with large datasets will see a faster sync process.

Thank you NestWatchers!