Something seems off about the atmosphere.
Isn't there more than one scientific research institution that was annihilated in the Sea of Ashes? Is the academic atmosphere too intense?
Words like notes, calculations, and fallen point easily sketch out the image of a professional stargazing institution, including the negative effects imposed on oneself, which are of a similar category.
Besides having personally verified their formidable power, another point is that these jellyfish have a characteristic of exploding at the slightest touch.
The first one was slightly better, suspecting itself of being an unlawful entity before acting. The second one was essentially like a landmine, reacting to stimuli at any time or place.
If Kaldora and the others had encountered such circumstances back then, it's hard to imagine they could have escaped unscathed.
