Post-breeding-season observations of copulation and presumed agonistic behavior of Killdeers Charadrius vociferous in western Washington, USA
152 – 154
1 August 17
Joseph B. Buchanan
Cascadia Research Collective, 218 ½ West Fourth Avenue, Waterstreet Building, Suite 201, Olympia, Washington 98501, USA
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The author describes post-breeding agonistic or courtship behavior and copulation at Totten Inlet, a site in western Washington, he visited once every 5-day period during the month of September for a 18-year period (1999 through 2016).