I haven't

Never have I ever lived in a city/town.

I haven't.

Never have I ever owned a ferret.

I haven't xD

Never have I ever eaten animal treats (can be dog or cat or horse ect.)

I have not (...not yet anyway lol). Never have I ever been kicked by a horse.

Many times XD I have also eaten dog and horse treats XD

Never have I ever kicked a cement block(by accident, but I guess on purpose works also XD)

Never have I ever eaten bugs.

I haven't

Never have I ever slept in a dog cage XD

I haven't

Never have I ever eaten horse feed (e.g. hay, chaff, etc)

Oh I totally have.

Never have I ever been arrested

Oh, absolutely never!
Never have I ever stayed overnight in a hospital.