noisy killdeer noisy killdeer piercing “kill-deer” call piercing “kill-deer” call Killdeer listen for their calls. http://www.allaboutbirds.org/guide/Killdeer/sounds noisy killdeer Killdeer piercing “kill-deer” call Killdeer http://www.allaboutbirds.org/guide/Killdeer/sounds killdeer chant piercing “kill-deer” call piercing “kill-deer” call piercing “kill-deer” call piercing “kill-deer” call vocalizing their alarm call piercing “kill-deer” call this website Killdeer Killdeer