Squirrels Will Make Alarm Sounds When a Model of an Owl

question 33

Multiple Choice

Squirrels will make alarm sounds when a model of an owl is placed in their territory. When a red block the same size of the owl is placed in the territory, the squirrels show no alarm. Which of the following best explains these observations?

• A) The squirrels cannot see red objects, and so do not make alarm sounds.
• B) The owl model, but not the red block, triggers the fixed action pattern of alarm vocalizations.
• C) The owl model is the ultimate cause of alarm vocalization behavior.
• D) The squirrel is trying to attract the owl into its territory.

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