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Masters Theses

Alarm call

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Alarm Calling In The Context Of Flying Predator Stimuli: A Field Study Of Carolina Chickadees (Poecile Carolinensis), Christopher Erik Zachau May 2011

Alarm Calling In The Context Of Flying Predator Stimuli: A Field Study Of Carolina Chickadees (Poecile Carolinensis), Christopher Erik Zachau

Masters Theses

This study describes chick-a-dee calling behavior of Carolina chickadees (Poecile carolinensis) in the presence of “flying” predator models. Previous experimental research with black-capped chickadees (Poecile atricapilla) as well as Mexican chickadees (Poecile sclateri) suggested a relationship between the presence of predator stimuli and the note composition of chick-a-dee calls.

Carolina chickadees were presented with two types of stimuli in field settings. These models were painted to resemble either a predatory sharp-shinned hawk (Accipiter striatus) or a blue jay (Cyanocitta cristata). Models consisted of pairs of five varying shapes, making ten models in …