Jul 21

korien_july21Dolphins live in the ocean, but they are mammals. There are many kinds of dolphins, but the most well-known is the Bottlenose Dolphin. Dolphins use sound waves to “see” objects in the water. This is called echolocation.

 

イルカは海の中に住みますが哺乳類です。色々な種類がありますが、バンドウイルカが一番有名でしょう。音波を使って水中の物を「見る」のです。これを「エコロケーション」と呼びます。

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