bagworm; bagworm moth
Refers to the larval stage of Psychidae moths, known for constructing protective cases from silk and plant debris. Common in everyday language.
A bagworm is hanging from the tree in the garden.
Bagworms make a case out of dead leaves.
Katakana spelling, often used in biological contexts or for emphasis.
Mixed kana-kanji spelling, occasionally seen.
From 蓑 (mino, 'straw raincoat') + 虫 (mushi, 'insect'), referring to the bagworm's case that resembles a traditional straw raincoat.