Show vision in fishes vision in fishes is in very like humor humar vision in regard to shade and cobol chloi but less acute in dots data of two milli mat ers em and three millimeters and lecog nize dots dote of ocono one millimeter but not nol those of live tenths of a millimeter by means of a rotating background of black and white sectors the acute noss ness of vision in begard to motion wae found equal to that of men floun bets del a adapted to a given color seeli grounds of that colo and color in the haidn Is produced only by exposure tc tile the same olor color hence flounders ha have color N klon hut but this does not prove they have color sensation |