今回の動画 youtu.be スクリプト The platypus is a mammal that lays eggs. カモノハシは卵を産む哺乳類です It swims underwater with its eyes closed, using its bill to detect the bioelectricity of prey. 目を閉じて水中を泳ぎ、くちばしを使って獲物の生体電流を感知します The platypus lacks teeth, カモノハシには歯がありません。 and it is believed that this is due to the well-deve…