why does a cat hair stand up on there back when there are mad?

United States
March 22, 2007 1:23am CST
is it a natural instinct
1 response
Yanagi06
@Yanagi06 (23)
• United States
22 Mar 07
It is a natural instinct for them. They "puff up" to make themselves look bigger and more threating to an enemy.
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