What was the name of the animated 80's film about a chipmunk adventure?

i think it was a chipmunk but it started on a balcony and the chipmunk??? climbed out to escape helped with advice of a bird. throughout the film he ran into rats, always portrayed with bright red eyes and dark shadows.....???What was the name of the animated 80's film about a chipmunk adventure?
Maybe you're thinking about ';The Secret of N.I.M.H.'; try that... it's one of my favorite movies.. also about a mouse, but there is a bird in it.. and scary rats!What was the name of the animated 80's film about a chipmunk adventure?
alvin and the chimpmunks??