It has been dubbed the immortal jellyfish. When the medusa of this species is physically damaged or experiences stresses such as starvation, instead of dying it shrinks in on itself, reabsorbing its ...

They took 65 adult jellies and basically put them through jellyfish boot camp – no food for 15 days, followed by the tiniest portions ever. The results? Mind-blowing. In what might be the most ...

If the T. dohrnii jellyfish is exposed to environmental stress, physical assault, or is sick or old, it can revert to the polyp stage, forming a new polyp colony.

Jellyfish mortality rates and lifespans vary widely. Some species live only a few hours, others a few months or a few years — ...

T. dohrnii, dubbed the immortal jellyfish, goes through a life cycle just like other species of jellyfish. In one of these stages, the jellyfish attach to the seafloor as a polyp — basically a ...