Late night drawing
In some believes a serpent is a symbol of evil in some quiet the opposite.
Likewise in some areas first thing that comes to mind when seeing a snake is to kill it before it harms them.
Meanwhile most others catch it and send it back to the wild and some keep it as pet.
How you see something is based on how you can see beyond or just as you see.
They may be armed with poison like many other animals by the way. And also predators. But they can also be a symbol of something good too.