On the left is the US version as it has no "feather" marking. On the right is the non US version as it has painted black lines which are the "feathers."

A.  Moving ears and "© MGM 1980" on left jowl.

B.  Painted ears and "© MGM 1980" on left jowl.

C.  Painted ears and "©1994 TURNER ENT. CO. A.R.R." on left jowl. Back of hair is flat, nose is larger.

Jerry Mouse of "Tom & Jerry" fame..

Front row left to right:  Yellow painted ears and painted face, "© MGM 1980" on back of head. One piece construction. Revised for 1997. Back of head reads "©1996 TURNER ENT. CO".  One piece construction, all features painted.

Back row left to right: Pinkish painted ears with pinkish plastic snout, "© MGM 1980" on back of head.    Pinkish painted ears with white plastic snout, " © MGM 1994 on back of head.