Functional Adaptations in Animal Groups · Zoology

Which vertebrate adaptation improves sensory perception in nocturnal animals?

  1. Reduced overall eye size and shape
  2. Acute hearing and smell
  3. Complete absence of any color vision
  4. Unusually thick, protective outer skin
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Correct answer: Acute hearing and smell

Nocturnal animals rely more on hearing and smell. Enhanced auditory and olfactory senses compensate for low light conditions.

Difficulty: Medium Question 18 of 20

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