The highest level is the top of the food chain.

I'd go right for the top of the food chain.

Man was no longer at the top of the food chain.

Nobody was really at the top of the food chain.

I feel I'm at the top of the food chain.

"They are the ones at the top of the food chain," he said.

Unless they were at the top of the food chain.

I tell her this is the top of the food chain.

Be glad you're at the top of the food chain.

I like being at the top of the food chain.