The Deconstructionist.

Blue-grey gnatcatcher, Rondeau Provincial Park, Ontario, Canada, May 31, 2019.


Watched gnatcatchers recycling an old nest to construct a new one. I didn't see this nest in use.

Polioptila caerulea
A pair of Blue-gray Gnatcatchers can build up to seven nests in a breeding season. They often re-use nest material from previous nests, which speeds re-nesting. This can be essential to breeding success, since predation, nest parasitism, or mite infestations frequently cause nest loss and brood failure.
source - https://www.allaboutbirds.org/guide/Blue-gray_Gnatcatcher

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