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Rats Laugh When You Tickle Them
http://www.FreeScienceLectures.com Scientists listened to animals playing and they noticed something that appeared to them to be laughter. They studied this behavior for couple of years before acturally realizing that it is laughter. Soon they got a dev
maraboukampanjen tickling frequency laugh sound laughing rat rats scientist laughter tickle
Övrigt
242
2007-06-12
http://www.FreeScienceLectures.com Scientists listened to animals playing and they noticed something that appeared to them to be laughter. They studied this behavior for couple of years before acturally realizing that it is laughter. Soon they got a dev
maraboukampanjen tickling frequency laugh sound laughing rat rats scientist laughter tickle
Övrigt
242
2007-06-12
