Did you know...
A single silkworm cocoon (family Bombycidae) contains enough double-stranded silk to stretch a half mile, if unwound. It takes several thousands of these cocoons to produce a pound of silk.
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Did you know...
A single silkworm cocoon (family Bombycidae) contains enough double-stranded silk to stretch a half mile, if unwound. It takes several thousands of these cocoons to produce a pound of silk.
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