A worm often microscopic, with a cylindrical unsegmented body protected by a tough outer skin. The most diverse phylum of pseudocelomates and one of the most diverse of all animals.
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A worm often microscopic, with a cylindrical unsegmented body protected by a tough outer skin. The most diverse phylum of pseudocelomates and one of the most diverse of all animals.
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.