イグ・ノーベル賞「ワニは哺乳類と同じ方法で声を出す」
Ig Nobel Prize Crocodiles speak in the same way as mammals
Ig Nobel Prize Crocodiles speak in the same way as mammals
アメリカの科学雑誌は1991年から、面白い研究を選んで「イグ・ノーベル賞」を贈っています
Since 1991, American scientific journals have selected interesting research and presented it with the Ig Nobel Prize.
Since 1991, American scientific journals have selected interesting research and presented it with the Ig Nobel Prize.
今年は、
京都大学霊長類研究所の
西村剛さんたちの
国際グループが
この賞をもらいました
This year, an international group of Mr. Tsuyoshi Nishimura of the Primate Research Institute of Kyoto University received this award.
This year, an international group of Mr. Tsuyoshi Nishimura of the Primate Research Institute of Kyoto University received this award.
西村さんたちは、ワニがどうやって声を出しているか研究しました
Nishimura and his colleagues studied how the crocodile speaks.
Nishimura and his colleagues studied how the crocodile speaks.
I prepared an aquarium with air and a tank with helium gas and oxygen, and put alligators in both tanks.
I prepared an aquarium with air and a tank with helium gas and oxygen, and put alligators in both tanks.
その結果、ヘリウムガスを吸ったワニは、声が高くなりました
As a result, the crocodile that inhaled helium gas became louder.
As a result, the crocodile that inhaled helium gas became louder.
グループは、
ワニがのどから
口までの
空気を
揺らして
声を
出していることがわかったと
言っています
The group says they found the crocodile swaying the air from the throat to the mouth and making a voice.
The group says they found the crocodile swaying the air from the throat to the mouth and making a voice.
This is the same way as mammals such as humans
This is the same way as mammals such as humans
日本人は14年続けて「イグ・ノーベル賞」をもらっています
Japanese have been awarded the Ig Nobel Prize for 14 consecutive years
Japanese have been awarded the Ig Nobel Prize for 14 consecutive years