The blue-ringed octopus is a very dangerous creature, its venom can kill a human.

This road is dangerous, so please be careful.

Please avoid this road because it's dangerous.

I like eating octopus.

Have you ever seen an octopus?

I was amazed at his extraordinary talent.

Please press this button in case of emergency.

It is a very beautiful view.

He used a spray to kill the bug.

He was arrested on suspicion of that murder.