A glowing bloom of moon jellies (Aurelia species) off Denmark. Photo by Casper Tybjerg You’re at the beach for a weekend with family or friends. Splashing and jumping, dunking your head beneath the ...

This is a preview. Log in through your library . Abstract The nematocysts of 24 siphonophore species were examined by light and scanning electron microscopy (SEM) for differences that could relate to ...

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Feeding behavior in cnidarians is a sequence of coordinated responses beginning with nematocyst discharge. The nematocyst response produces prey capture by envenomating prey and attaching prey to the ...

THERE has in the past been considerable discussion concerning the nature of the stimulus which causes the nematocysts of Cœlenterates to discharge, In some cases, it is quite clear that the mechanical ...

Nematocysts (also known as cnidocysts) of jellyfish and other cnidarians are giant exocytotic organelles of the stinging cells used for prey capture and defense. These miniature cellular weapons ...

Everyone has a theory on the best treatment for jellyfish stings - vinegar, hot water, fresh water, urine, cold tea, warm beer. Queensland experts advise that vinegar is best for jellyfish stings, but ...

Stinging cells, produced by cnidarians such as jellyfish and anemones, are one of ocean creatures' most effective defences. This method of protection can keep almost all predators at bay - but not the ...

Nudibranchs are peculiar, punky underwater beasties. Their name literally means naked gill, as their respiratory organs are all on the outside. One branch of the nudibranch family tree - the aeolid ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. So you’ve been stung by a jellyfish. The good news: there’s no ...

Back in 1997 all the friends from that eponymous television show trekked to the beach, only to witness a jellyfish sting Monica. In this episode, Joey remembered seeing a documentary that advised ...

Anyone unfamiliar with the biology of the venomous Portuguese man-of-war would likely mistake it for a jellyfish. Not only is it not a jellyfish, it's not even an "it," but a "they." The Portuguese ...