The biologist had just come from the first floor, where tanks held a colony of gelatinous comb jellies. The blob was bigger than others, and it looked as though two of the jellies had merged into one.

Besides their bodies, comb jellies, scientifically known as Mnemiopsis leidyi, also fuse their nervous and digestive systems, research found. Late one summer night in 2023, Kei Jokura entered the ...

The biologist had just come from the first floor, where tanks held a colony of gelatinous comb jellies. The blob was bigger than others, and it looked as though two of the jellies had merged into one.

Armed with the ability to accept all cells as its own, comb jellies can merge with others to ... [+] survive. Here’s how it works. On a quiet summer day at the Marine Biological Laboratory in ...