745. That by the "fowl" or "bird" in general are signified thoughts, may be seen from what has been said before concerning birds-that they signify things of the understanding, or things rational. But there they were called "fowls of the heavens" and here only "the fowl;" and therefore they signify thoughts in general. For there are many kinds of birds, both clean and unclean, which are distinguished in the fourteenth verse into the "fowl" the "flying thing" and the "winged thing." The clean birds are thoughts of truth; the unclean are false thoughts; concerning which, of the Lord's Divine mercy hereafter.