Question

which fish is the most poisonous which can turn itself into a spiny ball when attacked by the enemy​

Answer 1

I guess that your answer should be a puffer fish.

Answer 2

qa

Answer:

reef stonefish

The most venomous known fish is the reef stonefish. It has a remarkable ability to camouflage itself amongst rocks. It is an ambush predator that sits on the bottom waiting for prey to approach. Instead of swimming away if disturbed, it erects 13 venomous spines along its back.