반딧불이는 왜 빛날까?│알, 애벌레, 번데기까지 빛나는 진짜 이유!

Whole-channel inclusion: 과학드림 [Science Dream] is an honest teaching channel (title sample + 3 transcripts read: All three samples lack transcripts, but titles/descriptions match the channel's established pattern of well-researched science explainers consistent with the 'whole' verdict.); this title passed a strict title check (sonnet) after a labelling pass.

A 5-minute video from 과학드림 [Science Dream]: “반딧불이는 왜 빛날까?│알, 애벌레, 번데기까지 빛나는 진짜 이유!”.

Video by 과학드림 [Science Dream], played through YouTube's embedded player.