I'm pretty sure they do, not quite sure sorry :)
yes
I think that the puffer fish take a rock in sleep in it as ther home.
whenever they feel like it
No there not all fish sleep but most of them dont have eyelds therefor cannot close there eyes
puffer fish are ugly
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
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.
were do puffer fish live and were do they not
no
Puffer Fish lives from 4-8 years
there not related to any fish only puffer fish
No,Puffer Fish are scaleless fish.
No, Because most puffer fish has toxic.