It looks as though you've got little brown insects crawling about all over you.

The group of men carrying something had shown up like a large insect crawling across the glass.

Slowly, a large insect crawled free of the pot, too young yet to fly.

It was like a million insects crawled and swarmed over my body.

His own dripping sweat felt like insects crawling on him.

Or maybe he's still lying there with insects crawling all over him.

They were black with insects crawling in and out.

From the outside, the present design resembles a large transparent insect crawling through the park.

His eyes were closed, and insects crawled on his face.

For instance, on a wall which runs along a longitude, an insect cannot crawl east.