Which of the Following Would Be a Physiological Explanation for Why

question 156

Multiple Choice

Which of the following would be a physiological explanation for why birds sing?

• A) Testosterone causes the growth of certain brain areas which control singing in certain birds.
• B) Birds sing due to instinct.
• C) Birds sing because they hear their song early in life and form a template which controls later singing.
• D) Birds sing to defend territories and attract mates.

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