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[[Image:Jellyfish.jpg|right|thumb|Jellyfish - among the deadliest of animals, yet also among the most delicate]]

[[Image:Jellyfish.jpg|right|thumb|Jellyfish - among the deadliest of animals, yet also among the most delicate]]

'''Jellyfish''' are a kind inverterbrate [[animal]] that live in the [[ocean]]. Despite haveing '[[fish]]' in their name, Jellyfish are not actually fish, they are members of the [[phylum]] [[Cnidaria]], along with [[corals]], [[hydras]], and [[sea anemone]]s, and the class [[Scyphozoa]].  To avoid confusion, they have also been called 'Sea Jellies'. or just 'Jellies'. Jellyfish are often consumed in Asian countries, especially dried and reconstituted.  Jellyfish salad is considered a [[Vietnam]]ese delicacy.  

'''Jellyfish''' are a kind inverterbrate [[animal]] that live in the [[ocean]]. Despite having '[[fish]]' in their name, Jellyfish are not actually fish, they are members of the [[phylum]] [[Cnidaria]], along with [[corals]], [[hydras]], and [[sea anemone]]s, and the class [[Scyphozoa]].  To avoid confusion, they have also been called 'Sea Jellies'. or just 'Jellies'. Jellyfish are often consumed in Asian countries, especially dried and reconstituted.  Jellyfish salad is considered a [[Vietnam]]ese delicacy.  

Jellyfish can survive in [[oxygen]]-poor water because they have a [[symbiosis|symbiotic]] relationship with [[algae]], which produce oxygen inside the jellyfish.<ref>http://www.microscopy-uk.org.uk/mag/artnov04macro/kfjellyfish.html</ref>

Jellyfish can survive in [[oxygen]]-poor water because they have a [[symbiosis|symbiotic]] relationship with [[algae]], which produce oxygen inside the jellyfish.<ref>http://www.microscopy-uk.org.uk/mag/artnov04macro/kfjellyfish.html</ref>