Merlin Bird ID, developed by the Cornell Lab of Ornithology, is a premier bird identification app that helps users identify birds they see and hear. Powered by eBird, the world's largest database of bird sightings, sounds, and photos, Merlin offers four engaging ways to identify birds: answering simple questions, uploading a photo, recording a singing bird, or exploring birds in a region. Whether you're curious about a single bird or aiming to identify every bird you encounter, Merlin provides the answers with expert ID tips, range maps, photos, and sounds.

This free app not only aids in identifying birds but also helps users build their birding skills and discover new bird species daily through personalized content. With features like Merlin Sound ID and Photo ID, which use machine learning to recognize bird species from millions of photos and sounds, Merlin delivers accurate results thanks to experienced birders who curate its vast database.

Merlin Bird ID stands out with its innovative features designed to enhance bird identification. The app leverages machine learning through Visipedia, allowing Merlin Sound ID and Photo ID to accurately identify bird species from uploaded photos and recorded sounds. This technology learns from millions of bird sightings, sounds, and photos collected by birders at eBird.org, ensuring precise identification.

In addition to its technological prowess, Merlin offers rich content including expert ID tips, range maps, photos, and sounds for each bird species. Users can choose bird packs containing photos, songs, and calls for regions worldwide, including Mexico, Costa Rica, South America, Europe, Africa, the Middle East, India, Australia, Korea, Japan, China, and more. These features make Merlin an indispensable tool for both novice and experienced birders.