Saturday, March 9, 2013

தெரிந்து கொள்வோமா-55 [ஒட்டகச்சிவிங்கி]


This is how giraffes sleep...!!!!!!!!

Giraffes rest their long necks on their body or hind legs. They sleep for short periods, often only minutes at a time, for a total of about 4.5 hours (or much less) in a 24 hour period. They can also sleep standing up.

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