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单词 bear animalcule
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bear animalcule
bear animalcule n. now somewhat rare a tardigrade (tardigrade n. 2a).
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the world > animals > invertebrates > phylum Arthropoda > class Arachnida > [noun] > member of Tardigrada
tardigrade1800
water bear1848
bear animalcule1855
1855 W. S. Dallas in Orr's Circle Sci.: Org. Nature II. 319 They are known as Sloth or Bear-animalcules, and they are to be found in moss or in fresh water.
a1933 J. A. Thomson Biol. for Everyman (1934) I. xiv. 376 Another puzzling order is that of the Bear Animalcules, Water Bears, Sloth Animalcules, or Tardigrades, very minute creatures with four pairs of unjointed clawed legs which are like little stumps.
2002 E. O. Wilson Future of Life i. 4 In the even more brutal conditions on bare land away from the stream channels live sparse assemblages of microbes and fungi together with rotifers, bear animalcules, mites, and springtails feeding on them.
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