| | [[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|Vietnamese]] delicacy. | + | '''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 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> |
| | Jellyfish have sharp stingers in their [[tentacle]]s that have stingers to catch food, or for defensive purposes. For this reason they are sometimes called sea wasps or sea bees. | | Jellyfish have sharp stingers in their [[tentacle]]s that have stingers to catch food, or for defensive purposes. For this reason they are sometimes called sea wasps or sea bees. |