Recorded by Myles E.W. North for the Laboratory of Ornithology, Cornell University. [Intro. by A.A. Allen].. Songs and calls of 42 species found in Kenya, Uganda, Sudan, Tanganyika, Rhodesia, South ...

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Researchers conducted a global study of the factors that influence bird sounds, using more than 100,000 audio recordings from around the world. Birds make sounds to communicate, whether to find a ...

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 ...