I don't see why not. It's a bonding thing. The only thing that I would wth out for is that the "nibbles" don't turn into "bites". I've heard soem stories of parrots turning evil, though I've never experienced this myself firsthand.
/www.zippyvideos.com/6217694891666456/attack
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. The KK must be worse to you. How big is it now?