9/18/86 Fissure33 (page #13)

86 9-18 Fissure33
Originally uploaded by yeimaya.
Then he turned the other way.... and showed us his lower jaw with its rorquals .... These are pleats that allow his throat to expand so he can take in the huge quantity of water needed to filter out the tiny copepods and krill that he feeds on. Fissure also carries a small population of barnacles under his "chin"; a place they gather since it has the least turbulence when he swims.