National Geographic : 1964 Jan
KODAC H ROMES BYRUBFRI I iC H ROEUI R iOPPOS ITt PAVE IOVI P RIGHT, AND VA LIER A STAR; K G INGII disperse asmembers goforaging. Soft coral sea fans sway with the currents. INK-STAIN BLOTCH on the side of this butterfly fish all)ears only at night (right). I)ot near the tail serves to draw the attention of Vvould-he attacker; to the Syron<r end of the fish, making escape easier; a bold stripe on the head helps obscure the eve. These fish derive their name from their flitting, buttertlvlike movements. 131 i, egg~t 'f K YaNn' ' pySgy.:F c st'44 ( :1 ... k rJS, 3 -0a i+y x''"ec .'Syq,:36 dxs ' ' ' ? .;$'H7Y: .;tn ° yrs.. .7, ii '.. "