The Deepstaria jellyfish lives at 3000 ft (c. 900m) deep. No visible tentacles, while the bright red dot in its body is a different creature - a red isopod that took up residence there, eating the jellyfish from the inside out. The jellyfish itself can squish and flatten its body any way it wants.
/r/interestingasfuck: Interesting As Fuck - For anything that is InterestingAsFuck - April 8, 2021 - 09:24