Scientists thought this sea creature would die. Instead, it reverted to its larval form.

Reverse development of the ctenophore Mnemiopsis Leidyi

The warty comb jelly is not your typical sea dweller. They can also regrow lost body parts, reproduce from the larval stage, and fuse their bodies with other comb jellies to survive injuries. They also do not have a permanent excretory opening and only form when absolutely necessary. But these characteristics, unusual as they are, … Read more