{Cop cruiser ... or a description of the five animals named in this puzzle}. 20a snow-leopard {Asian cat} 60a killer whale {Shamu, for one} 13d zebra {Equus quagga} 30d panda {One of the 2008 Olympic mascots} 53d skunk {Polecat} Crucimetrics [ about Crucimetrics ] Compilers Peter A. Collins / Will Shortz