A WALNUT shaped jellyfish is thought to be the only creature alive with a disappearing anus. Biologist Sidney Tamm filmed warty comb jellyfish and discovered that their guts are not permanently open ...

An Atlantic comb jelly known as the "sea walnut" has the ability to reverse its own aging process, a new study suggests. When food is scarce or the sea creature is injured, the gelatinous invertebrate ...

An invasive sea creature with a disappearing anus and a penchant for cannibalizing its own young may have yet another trick up its sleeve. When life is going badly for the sea walnut, it will shrink ...

The sea walnut, a species of comb jelly native to the eastern Atlantic Ocean, can reverse its ageing process by reverting to a larval stage when conditions are harsh. This ability is thought to boost ...

When you think of stealthy marine predators, a creature commonly called the sea walnut probably doesn't come to mind. However, new research shows the gelatinous blob hunts as effectively as a small, ...

The jellyfish is thought to be the only creature in the world with a disappearing anus A WALNUT shaped jellyfish is thought to be the only creature alive with a disappearing anus. Biologist Sidney ...

The sea walnut, a type of comb jelly that has become invasive in parts of Europe and Asia, can transform from a sexually mature adult back into its larval form when times are tough. When you purchase ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An Atlantic comb jelly known as the "sea walnut" has the ability to reverse its own aging process ...