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Monday, September 24, 2012

An Interesting Video Clip On Borneo Swiftlet !!!

Have a look at this short clip and observe how cave swiftlet applied their saliva to build their nest.

Focus yourself from 1:42 to 1.55 frames.

See how the birds spits their saliva to build layer after layer to complete their nest.

An amazing structure inside the nest was also shown.

Learn from here and you can slowly understand more about them.

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