What kind of bug is this? Especially like silkworms. As you can see today, it is almost as long as your index finger.
Tussah (scientific name:? Wild silkworm? pernyi？ ), LEPIDOPTERA wild silkworm. In ancient times, it was called spring silkworm, tussah silkworm and mountain silkworm. A silking insect? Named after the love of oak leaves? . Can cocoon be reeled? , mainly used for weaving tussah silk.