Auditory signals

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6 Terms

1
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What contexts use auditory signals?

Mate attraction, territorial defense, alarm, and threat displays.

2
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Name common sound production mechanisms.

Larynx or syrinx, striking objects, tail slaps, foot stomps, and stridulation.

3
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What is stridulation?

Sound produced by rubbing body parts together, common in insects.

4
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Give two advantages of auditory signals.

Effective over long distances (esp. underwater) and useful in low visibility.

5
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What is a limitation of auditory signals compared to visual?

Slower transmission than light and the signal disappears after transmission.

6
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What are ultrasounds and who uses them?

Frequencies above human hearing; used by bats for echolocation and many cetaceans.