Rufous-naped Wrens (Campylorhynchus rufinucha) are close relatives of the Band-backed Wren, and they sound similar. This sample demonstrates two of their calls - the first is a solitary bird, followed by some social interaction of a small flock of 8-10 birds. (Costa Rica)
Douglas Von Gausig (recordist; copyright holder), Naturesongs.com
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