I would not choose to be the test subject.
yes and no it does have a brain it is tiny because an earthworm is tiny compared to us humans.
That tiny red bug you see around your pool on concrete is likely a clover mite. These tiny creatures are harmless to humans and pets, but they can be a nuisance in large numbers. They usually appear in spring or fall and are often found near moisture sources like pools.
silk worms are tiny worms hanging from silk on a tree
No
Worms have very tiny brains.
Yes, tiny worms may appear on your patio after it rains.
No. Worms are hatched from a cocoon as tiny worms - there is no larval stage.
No, I have not noticed any tiny worms in my cat's water fountain recently.
no
They are fly larvae and are gross, but harmless. Keep the pool clean and the chemistry correct. You can try running the chlorine a little towards the high end, but the flys that deposit the eggs (that turn into larvae) will contine to mistake your pool for a pond. Hey, at least you don't have frogs... ;-)
coped up worms and tiny insects
No, it is a tiny pool