The white-throated sparrow's song usually sounds like the word "Canada," repeated several times. Researchers say that this well-known bird song is... 'Canada, Canada, Cana...da': Researchers Spot ...
In early March, birds that have been gone all winter begin appearing at my feeder. One of the earliest of these spring ...
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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