Thu May 10, 2012 By: Kumarijyoti Jyoti

bird is conductor or insulator ?

Expert Reply
Thu May 10, 2012
The birds think so, even the Penguins! 

Down is a very good insulator, for it entraps lots of air compared to its own weight. 

With any thermal insulator, what you are buying is still air, because for practical purposes, air is the best insulator.

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