Why do mammals have external ears and not birds, reptiles, etc?

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– Why external ears develop?
– Why just in mammals?
– Do they have different advantages/disadvantages?
– Is one superior?

In: Biology

2 Answers

Anonymous 0 Comments

External hearing helps figuring out distance.

Internal helps with vibrations.

As mammals we evolved as rodent-like for billions of years, so we needed to traverse landscapes with animals much larger than us. Apes and monkeys can hear others of their kind much easier for protection.

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