Comb jellyfish

Comb jellyfish

Reproduction,Fisheries,Bioluminescence,Feeding,Jellyfish, Anemones & Relatives

Read about the sea creatures that scuba divers encounter underwater, and learn about their different behaviors, history and location

Explore Lodewijkvw's 12175 photos on Flickr!

For over a hundred years scientists have assumed that sponges (yep, the animal that inspired your kitchen sponge), are our most distant animal relative. And why not? They sit on the sea floor, filtering water, and generally doing nothing much (they don't have neurons, muscles or true tissues). Sponges certainly look like they belong in ancient history*. Then in

See photos of see-through creatures, from National Geographic.

Animals are eukaryotic, multicellular organisms that form the biological kingdom Animalia. With few exceptions, animals are motile (able to move), heterotrophic (consume organic material), reproduce sexually, and their embryonic development includes a blastula stage. The body plan of the animal derives from this blastula, differentiating specialized tissues and organs as it develops; this plan eventually becomes fixed, although some undergo metamorphosis at some stage in their lives (Source…

A 500-million-year-old comb jelly is so well-preserved that it’s possible to see it had a nervous system more complex than that of modern comb jellies