In red- winged blackbirds, which of the following stimuli elicited the greatest territorial defence response?
A) playing a recording of a blackbird call in the territory
B) presenting both the model of a male, and playing the recording
C) presenting a model of a male in the territory
D) All of the above elicited equal responses.

Question

Quizplus · Accepted Answer

The combination of both visual and auditory stimuli (presenting a model of a male and playing a recording of a blackbird call) is most likely to elicit the greatest territorial defense response in red-winged blackbirds. This is because the presence of both cues more accurately simulates an actual intrusion by another male, triggering a stronger territorial defense mechanism.

In Red- Winged Blackbirds, Which of the Following Stimuli Elicited