National Geographic : 1941 Mar
The Squid's Body Is a Motor Bellows By muscular contractions, jets of water are ejected to propel the creature backward at a terrific pace. Osborne holds the front edge up to show the pumping compartments. The ink sac is also located under this covering. Not a Potted Cactus Upside Down, But aSquid, Head View The teeth-crusted tentacles surround the beak, behind which the dreadful eyes are set. With the black, rubbery bellows ofthe body the creature propels itself rapidly backward or squirts out blinding torrents ofinky fluid.