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なぜナマケモノは動きが遅いのか？―ケニー・クーガン
5,969,813 views |
Kenny Coogan |
TED-Ed
• April 2017
Read transcript
ナマケモノはほとんどの時間を食べ、休み、眠りながら過ごします。実際、彼らは週１回だけトイレ休憩のために樹上から降りるのです。どうしてこの生物はこれほど活発ではないのでしょうか？ケニー・クーガンがナマケモノの物理的、かつ行動的な適応が彼らの動きを遅くしたことを解説します。 講師：ケニー・クーガン、アニメーション：アントン・ボガティ ＊このビデオの教材：http://ed.ted.com/lessons/why-are-sloths-so-slow-kenny-coogan
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