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How many sensory hair cells does a caiman’s cochlea contain?

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Illustration of an estuarine or saltwater crocodile (Crocodylus porosus) with its mouth open, showing scaly skin and powerful limbs, alongside a scale bar for size reference. — crocodile Estuarine, or saltwater, crocodile (*Crocodylus porosus*), found in brackish waters from Sri Lanka, India, Bangladesh, and Myanmar east to the Solomon Islands and Vanuatu and south to Australia.

The cochlea of the order Crocodylia contains approximately 11,000 sensory hair cells. This figure represents a highly developed structure, possessing about seven times as many sensory hair cells as the cochlea of the most advanced lizard species, such as the Gekko gecko.1