The animals which not have external ears
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Answer:
Dolphins, Whales, Seals, Walrus, snakes, lizards, and frogs do not have external ear.
Explanation:
External ear is known as pinna is a characteristic of mammals.
Whale is mammals but lack external ear but sense sound through their lower jaw bone. These jaw bones contain oil that acts as a conductor of sound.
Frog have a tympanum, a thin membrane for hearing behind each eye.
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Answer:
lizards
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