Which of the following is a proximate question in regards to animal behavior?

A. How does a male songbird learn the songs that attract females of his species?
B. When does a human male develop a deep voice?
C. Why does a gazelle leap to warn others in the herd when a predator is present?
D. Why do parents risk their lives for those of their offspring?
E. Why do crows work together to attack great horned owls?


A. How does a male songbird learn the songs that attract females of his species?

Biology & Microbiology

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Sharks detect motion in the water or waves by their:a

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A plant hormone may have different effects on target cells due to any of the following except ____________.

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Small, finger-shaped projections of the plasmalemma are termed _______

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Biology & Microbiology