The velvet worm is a very unique creature, and its ecology is not yet fully understood.

Hookworms are parasites mainly found in tropical regions.

His art is really unique.

It will take time to solve this problem.

He is working hard to figure out the mystery.

My homework is not finished yet.

My homework is still unfinished.

He was helping the villagers as a wizard.

I haven't done my homework yet.

I was amazed at his extraordinary talent.