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Show CURIOUS WAYS OF SEA CRAD3. Take Elaborate Precautions to Protect Themselves From Enemies. Cortaln species of crabs cover themselves them-selves with sea weed In order to do-cuivo do-cuivo their foes. One crab was seen b the naturalist, Klhlg. In 1S78, to pluck off 70ophtes, thoso plnnt like animal colonics wl-'eh grow on shells and stcties nnd to fl tuem on the spines .mil ha'13 of ltb shell. A .-ill. deeper romance of defenslvo tnetlcs Is to bo found in the cuso of certnln hcimlt crabs. They llo In the cnBt off shells of whelks aud crawl nbout, houso on back One claw Is bigger than the other, and this is nn adaptive fenture. for when the crnb retires into Its houso tho bigger clnw is tucked ncross tho mouth of the shell to bar tho wny ngnlnst a (Hisslblo Intruder Moro curious still Is the habit of one species which tolls along with a sen anemone fixed to his tthull. llko Sin bad carrying tho Old Man of tho ben Great caro Is taken of this anemone It Is fed by the crnb, and If the latter has to seek a now sholl by reason ol his growth ho tenderly hhlfts his ten ant off tho old abode and places him on the new ono. |