Anatomy Looking more like an intricate lava lamp or perhaps an enormous squid-like sea creature, the image precedes an introduction to a short primer of jellyfish anatomy.

The American Museum of Natural Historynoted in an article about jellyfish anatomy that all true jellyfish share a few key characteristics, including the shape of their umbrella-like bodies or "bells." ...

Researchers have mapped the distribution of a jellyfish subspecies and found that creatures which lack a distinctive "knob" ...

There has been an explosion of white cross jellyfish in the Bay of Fundy in recent weeks, and a researcher says the scientific world can't decide if it could be part of a natural cycle, or the ...

The study, published in the journal Proceedings of the Royal Society B, analysed nearly 200 fossil jellyfish which preserved remarkable details of internal anatomy and tentacles with some ...

The jellyfish's bright, trailing tentacles look like a lion’s mane and are easy to spot because of their orange color. They can be as large as 6 to 12 inches across at the bell, or the rounded ...

Incredibly well-preserved fossils of the oldest swimming jellyfish, which lived 505 million years ago, were discovered at a famed fossil site in Canada.