Page:Popular Science Monthly Volume 6.djvu/365

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351

BIOLOGY FOR YOUNG BEGINNERS.

ored bodies, about a half-inch long, hanging down from the weed. If you shake or touch them the least bit, they get sulky and shrink

Fig. 33.

all up against the stem, looking like little pouting lumps of jelly. Place your bits of weed in a glass of water, and set the glass in the

Fig. 34. Hydra fishing for Food with its Feelers or Tentacles.

light, but not in the sun, and in a few hours you will find a good many of these little creatures clinging to the side of the glass toward

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