One of the planet’s most notorious invasive species is a comb jelly, Mnemiopsis leidyi. A native of the east coast of North and South America, the comb jelly is capable of eating ten times its ...

The biologist had just come from the first floor, where tanks held a colony of gelatinous comb jellies. The blob was bigger ...

For most animals, ageing is a one-way process. However, the sea walnut, a comb jelly native to the eastern Atlantic Ocean, defies this norm. When faced with harsh conditions, this transparent ...