Sound Reception

Table of Contents

Sound Reception

The Perfect Ear

Types of ears

Particle detector

Insect particle detectors

Bee antenna are tuned to the dance frequencies

Particle detector abilities

Pressure detector

Direction information

Direction detection depends on head size

Pinnae filter and amplify frequencies

Pressure differential detector

Pressure detector comparison

Frequency extraction

Amplitude extraction

Pressure sensitive insect ears

Fish hearing

Amphibian ear

Pressure detector: reptile, bird or mammal ear

Mammalian ear

Cochlear frequency tuning

Bird ear asymmetry

Bird hearing

Mammal hearing

Tonotopic maps in the brain

Email: gw10@umail.umd.edu

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