File one-eye.patch of Package cowsay
Index: cowsay-3.03/cowsay =================================================================== --- cowsay-3.03.orig/cowsay +++ cowsay-3.03/cowsay @@ -66,6 +66,7 @@ $Text::Wrap::columns = $opts{'W'}; split("\n", fill("", "", @message))); &construct_balloon; &construct_face; +$eye = substr($eyes,0,1); &get_cow; print @balloon_lines; print $the_cow;