R. Eliezer b. Yaakov says: Whence is it derived that a woman may not go out with armor to war? From "A man's vestment shall not be upon a woman." And whence is it derived that a man may not adorn himself with the adornments of women? From (Ibid.) "and a man shall not wear a woman's garment." For the abomination of the L-rd your G-d are all who do these"
"It goes by five epithets: "cherem" (banned), "toevah" (abomination), "sanui (detested), "meshukatz" (revolting), "avel" (wrong).
(Devarim 22:6) "If there chance before you a bird's nest": to exclude what is normally found there.