1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) a compact mass 2) memorization by repetition 3) wading birds of warm regions having long slender down-curved bills 4) a structure in which animals lay eggs or give birth to their young DOWN 1) a facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement 2) (anatomy) a somewhat rounded subdivision of a bodily organ or part 3) united states inventor who manufactured the first elevator with a safety device (1811-1861) 4) the supreme effort one can make ** Scroll down for solution. ** Are you sure you want to peek? glob rote ibis nest