'Canada, Canada, Cana...da': Researchers Spot Change To White-Throated Sparrow's Song
The white-throated sparrow's song usually sounds like the word "Canada," repeated several times. Researchers say that this well-known bird song is changing.
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Health & Science - July 4, 2020 at 03:01AM - 'Canada, Canada, Cana...da': Researchers Spot Change To White-Throated Sparrow's Song
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