Everything is fish.
The distinction between fish and non-fish is an artificial barrier imposed by pre-modern taxonomy.
Answer the 9 steps to discover what kind of fish something is.
Does it exist?
Does it move?
Could it move under ideal circumstances?
Does it contain water?
Does it have a shape?
Can it be perceived?
Does it occupy space and time?
Could it theoretically be underwater?
Does it exhibit behavior?
Question 1