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Yes they have an internal skeleton, making them vertebrates. They inflate by sucking water into themselves, filling a bladder like organ. the spines you see are not bones per say nor an exoskeleton, but rather specially mutated scales. They are not attached to the skeleton in any way.
Wiki User
∙ 16y ago
Wiki User
∙ 12y agoVery definitely a fish! An echinoderm is a creature like the sea urchin; i.e. an invertabrate with a hard, spiny exoskeleton, or like the sea cumcumber; i.e. a slow-growing invertabrate that lives primarily on the sea floor.
Wiki User
∙ 9y agoYes , it is vertebrate because it possess a vertebral column made up of bony vertebrae . Like other vertebrates it also possess a cranium, all vertebrates are craniates also . It belongs to Actinopterigii (Ray finned fishes ) .
Wiki User
∙ 12y agoThe fact it lives underwater and has gills and dies if it is not in water, makes it a fish...
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In which zone does the puffer fish live.?
were do puffer fish live and were do they not
How long does a puffer fish live?
Puffer Fish lives from 4-8 years
Enemy of puffer fish?
the only natural enemy of a puffer fish is the shark
Are puffer fish in the zoo?
Some zoos have puffer fish in their aquarium exhibits. The Bristol Zoo and Brevard Zoo are among the zoos with puffer fish.
Why do the Japanese eat puffer fish?
they eat puffer fish because it is a good food
How is a puffer fish adapted?
puffer fish are ugly
What is daily life for a puffer fish?
puffer fish wake up hunt. Then eat the food. The puffer fish try not to get eaten. so if you like puffer fish or blow fish help them
Is a puffer fish nice to other non-puffer fishes?
Most Puffer Fish are compatible with fish around the same size of the Puffer Fish. If you have a fish a lot bigger, or smaller than the puffer, it has a lower chance of being "nice" to the other fish.
In which zone does the puffer fish live.?
were do puffer fish live and were do they not
Is the porcupine puffer fish and the spiny puffer fish the same?
no
How long does a puffer fish live?
Puffer Fish lives from 4-8 years
How are puffer fish related to other fish?
there not related to any fish only puffer fish
Does a puffer fish have scales like some other fish?
No,Puffer Fish are scaleless fish.
Can other fish eat puffer fish?
No, Because most puffer fish has toxic.
Are puffer fish herbivores carnivores or omnivores?
Puffer fish are omnivores,
Are puffer fish from the rainforest?
No. Puffer fish live in the ocean, not in rainforests.
Can 1 puffer fish kill anuther puffer fish?
Yes
