Robert Christy, comp. Proverbs, Maxims and Phrases of All Ages. 1887.

Crab

The crab has not learned to keep his legs straight.Modern Greek.

The crab has stuck fast between two stones. (Said of a person in difficulty.)African.

The crab of the wood is sauce very good for the crab of the sea,
But the wood of the crab is sauce for the drab, that will not her husband obey.

The greatest crabs are not always the best meat.

You can never bring a crab to walk straight.

You look like a runner quoth the devil to the crab.