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 ...

A little more than a year ago, while biologist Kei Jokura was in Woods Hole, Mass., he routinely walked down to the water, scanning for comb jellies. "They look like a jellyfish," he says, "but ...

Early in June the St. Johns Riverkeeper reported someone seeing “jellyfish” in the St. Johns River near Switzerland Point and sent a picture to support the observation. The “jellyfish” was actually a ...

Some jellyfish can fuse together when injured to help their odds of survival, scientists have found. Comb jellies have been caught on camera joining their movements into one, including a singular ...

In a Frankenstein-y feat, a small, gelatinous sea creature can merge its body with a neighbor’s. The animals — called sea walnuts, a type of comb jelly — can then sync up their bodily functions, ...

A bizarre jelly creature that lives in the deep sea has a belly that glows blood-red, which helps it to avoid predators. The aptly named bloody-belly comb jelly (Lampocteis cruentiventer) has been ...