The BirdNET app, a free machine-learning powered tool that can identify over 3,000 birds by sound alone, generates reliable scientific data and makes it easier for people to contribute citizen-science ...
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Identify and Attract an Allen’s Hummingbird
The male Allen’s hummingbird has warm rusty-orange flanks, breast band, face, neck, and tail, as well as a green back and crown. They often have a rusty-orange rump, and sometimes show rusty-orange at ...
Claudio Mello was conducting research in Brazil’s Atlantic Forest about 20 years ago when he heard a curious sound. It was high-pitched and reedy, like a pin scratching metal. A cricket? A tree frog?
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