A second chicken can peck all the others except the first, and so on.

So, there are chickens pecking their way into my most recent work.

A few chickens pecked in the yard, but we saw no other animals.

In these groups, one chicken dominates the others and can peck without being pecked.

In each of these groups, a chicken is dominating among the others and can peck before anyone else without being pecked.

On the southern side of the road was a long wooden shed, and in the shade several chickens pecked at the ground.

The chicken hadn't pecked at her arm, but had gobbled up a bug.

A few chickens and a rooster still pecked for food in the wreckage on Sunday.

A few drab chickens pecked in the dust around its wheels.

This reporter wondered whether the chickens had recently been pecking their way around the barnyard.