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What does zooid mean?
one of the distinct individuals forming a colonial animal such as a bryozoan or hydrozoan
Is a jellyfish a hydrozoan cnidarian?
no
What is the larval stage of a hydrozoan?
planula
What are examples of cnidaria?
hydrozoan, coral, anemone, jellyfish
Are hydroid hydra jellyfish and portuguese man of war all examples of hydrozoan cnidarian?
yes
What are some types jellyfish found in freash water?
Some hydrozoan, aka hydromedusae, are found in fresh water.
Which coelenterate is called Portuguese man of war?
(Portuguese) man of war is Physalia physalis, a siphonophore hydrozoan. Or, a jellyfish.
Can jellyfish form buds?
Yes; some hydrozoan jellyfishes can reproduce asexually by gemmation (with buds) and by direct scission.
Does a Portuguese man-o-war sting?
yes. A Portuguese man-of-war is a large hydrozoan, having an aerial float and long stinging tentacles.
A hydrozoan that is actually a colony of four types of special polyps that depend each other for survival?
This hydrozoan is likely a "Portuguese Man o' War" (Physalia physalis). It consists of gas-filled float, feeding polyps, reproductive polyps, and defensive polyps. Each polyp performs a specific function that contributes to the overall survival of the colony.
What kind of animal is a gonionemus?
Gonionemus refers to a genus of hydrozoan; it is a jellyfish that inhabits the waters off of northern Japan and Russia as well as the waters off of the Aleutian Islands and northern California.
Why are some jellies not called jellyfish?
The common names of many animals preceded their classification into modern taxonomy. Jellyfish-like organisms may still be called jellyfish (Portuguese man-o'-war, a hydrozoan). Some jellyfish have names that differentiate them from other jellyfish (sea nettles).
