Talk:Common nighthawk
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There is another article "Nighthawk" which seems to describe the same species. —Preceding unsigned comment added by 88.68.196.57 (talk) 09:37, 14 October 2007 (UTC)
File:Chordeiles minor -British Columbia -Canada-8c.jpg to appear as POTD soon
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The in flocks to wintering grounds in South America. As seen here, the Common Nighthawk does not build a nest, but instead lays eggs on bare ground.Photo: Gavin Schaefer
Ecolocation
I heard what I think was a nighthawk again last evening, and when it flew close to me I could hear it's chirp echoing. It helped confirm how I think it uses ecolocation.
Otherwise, Wikipedia gives only two birds that use bio sonar, swiftlets and oilbirds. Dcebr (talk) 20:18, 11 July 2019 (UTC)