wild silkworm moth
Refers specifically to Bombyx mandarina, the wild ancestor of the domesticated silkworm. Usually written in kana.
The wild silkworm moth is considered the ancestor of the domesticated silkworm.
There was a wild silkworm moth on the mulberry leaves.
Kanji form for the wild silkworm moth, using 桑 (mulberry) and 蚕 (silkworm).
Alternate kanji form using 野 (wild) and 蚕 (silkworm); less common than 桑蚕.
From 桑 (kuwa, 'mulberry') + 蚕 (ko, 'silkworm'), referring to its habitat and classification. The reading くわご is a variant.