Here’s what you’ll learn when you read this story: One major division of the kingdom Animalia is Cnidarians (animals built around a central point) and bilaterians (animals with bilateral ...

Jellyfish are cnidarians that can propel themselves through the water. Though primitive animals without a centralized brain, they have a nerve "net" that reacts locally to stimuli.

The infamous box jellyfish developed its frighteningly powerful venom to instantly stun or kill prey, like fish and shrimp, so their struggle to escape wouldn’t damage its delicate tentacles ...

Cnidaria Actinulae of burrowing anemones (Ceriantharia) were observed exclusively in the western Herald Canyon region in 2009 and 2012 in abundances up to 1000 ind m –2, as well as, in lower numbers ...

Despite their name, comb jellies aren’t actually jellyfish – and they don’t sting! Jellyfish are cnidarians, whereas comb jellies are Phylum ctenophora, which comes from the Greek meaning “comb ...

Fig. 1. Strict consensus parsimony cladogram of 10,000 equally parsimonious 13,176-step Wagner trees based on the entire AFLP data set of 362 accessions, with six AFLP primer combinations producing ...