Nelson's Sparrow ML617349034
Nelson's Sparrow Ammospiza nelsoni

Pennsylvania eBird – Discover a new world of birding...

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Pennsylvania eBird is a collaborative project managed by the Pennsylvania Game Commission.

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Explore birds and hotspots near you and wherever you go, all based on the latest sightings from around the world.

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What's your latest life bird? What bird lists do you care about? eBird tallies them for you and archives your photos and sounds—all for free.

Advancing science and conservation

Your sightings contribute to hundreds of conservation decisions and peer-reviewed papers, thousands of student projects, and help inform bird research worldwide.

This month we are excited to announce a huge advance in the understanding of birds, only made possible using eBird data. The result of all this hard work is eBird Status and Trends—detailed population information for 107 species of North American birds, providing an unprecedented depth of information in four key areas...

Merlin ML52764491

The Cornell Lab’s mobile apps—eBird Mobile and Merlin Bird ID—are your birding essentials across the globe. Whether you’re at home or halfway around the world, mobile listing and quick ID references can help on every birding excursion. We are excited to announce that the latest versions of Merlin Bird ID and eBird Mobile work even better […]

Easy data entry from the field, even when offline. All your lists and stats in your pocket. Wherever you go, eBird is there. Available in 27 languages on iOS and Android, all for free.