Originally Posted by SevenYears

I don't remember exactly, but in OoT some or all of the masks do something special, even if it's a little thing. One of them shoos away the birds that try to attack you, keese/guay. The bunny hood I know for sure keeps the stalchildren underneath.

It's kinda funny that in ALTTP, Link turns into a Bunny in the Dark World when he doesn't have the Orb.