. St. Nicholas [serial] . esof little tentacles extending along its length onthe inner side, and these sensitive organs comeinto play when the tube is built. The processis wonderful. Bending down with slow and THE WORMS SABELLA LIVING IN THEIR TUBES ON AN OYSTER. The worm at the right is not yet inclosed in the tube. There aresome old abandoned tubes on the upper part of the oyster-shell. funnel. Here it is given into the charge oftwo leaf-like organs on the neck of the worm,which place this building-material on the edgeof the tube and shape it there, while at thesame time a mucous secretion i
. St. Nicholas [serial] . esof little tentacles extending along its length onthe inner side, and these sensitive organs comeinto play when the tube is built. The processis wonderful. Bending down with slow and THE WORMS SABELLA LIVING IN THEIR TUBES ON AN OYSTER. The worm at the right is not yet inclosed in the tube. There aresome old abandoned tubes on the upper part of the oyster-shell. funnel. Here it is given into the charge oftwo leaf-like organs on the neck of the worm,which place this building-material on the edgeof the tube and shape it there, while at thesame time a mucous secretion is given off bythe worm which gives the mud cohesive the action ceases, it will be seen that thetube is slightly lengthened. One of the most interesting members of thecrab family is the queer and grotesque little fiddler which lives in burrows in the banks ofcreeks and estuaries back of the beach. Intothese burrows the crabretires in autumn andcomposes itself fora longwinter sleep. The eye-stalks are then folded. TWO ULUE-CRABS FIGHTING Just in front of the crab coming toward us there is an anemone which has closed to protect itself. Expanded anemones are seenin the foreground at the left and on the rocks at the right. A hermit-crab and a shrimp are shown at the left. 938 NATURE AND SCIENCE FOR YOUNG FOLKS. [Aug. down into sockets beneath the shell, and thelarge claw rests closed and inert against thebody, while the legs are folded up until the en-tire animal is snugly closed upon itself, and it lay their eggs in the warmsand in summer, and in Au-gust the little ones hatchout in great numbers, so
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Keywords: ., bookauthordodgemar, bookcentury1800, bookdecade1870, bookyear1873
