"People don't really call each other 'chicken' do they?"
Yes, yes--I'm a Yankee, born and bred. As M pointed out--if you're southern and have read your Margaret Mitchell, it's a perfectly acceptable term:
What makes this question even more ridiculous is that over the course of that conversation I realized I've called people Duck, Duckling, and Duckie for a few years."Don't be scared, chickens!" came her voice with teasing gaiety.
"Your big sister was trying to clean the rust off Charles' pistol
and it went off and nearly scared her to death!" --(Gone with the Wind)