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“I’m… so… tired.” One September morning, you’ll hear those three plaintive, descending notes emerge from the edge of the yard, a new sound in this quiet ...

If you’ve ever been out in the New Zealand wilderness, you might have heard a distinctive, low-frequency tone. It sounds less like an animal than the kick on an electronic drum machine. A look through ...

Her voice is so cute!

I’m not a bird watcher, but I’ve become a bird listener ever since downloading a bionic ear app to my phone. It lets me enter a different world, one where I’m surrounded not just by chirping but by ...

When birds and humans sing it sounds completely different, but now new research shows that the very same physical mechanisms are at play when a bird sings and a human speaks. When birds and humans ...