SILK production is one of the most important industries in most of the warmer parts of the world; but the mulberry silkworm, Bombyx mori, still supplies by far the largest proportion of this ...

But why is it so expensive? Silk is the product of the domesticated silkworm, Bombyx mori. The caterpillars eat constantly. They're fed mulberry leaves five times a day. After 45 days of munching ...