Chad Clark's Open Journal : 2008-01-16

Historical Entries   Recent Entries   About The Author   RSS  

January 16, 2008 :
1) Rats laugh when tickled.

http://www.freesciencelectures.com/video/rats-laugh-when-you-tickle-them/ reads:

  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 [actually] realizing that it is laughter.

There is a you-tube video as well.



Historical Entries   Recent Entries   About The Author   RSS