A man's head poked from a doorway on the first floor.
There weren't any holes, except where the arms and head poked through.
We heard a scratching above us, and a head poked in.
The bush shook a little bit more, then a golden head poked out of it.
Soil was calling him, her dark head poked over the edge.
"Today," he announced to us and to every head poking through the windows above, "something very large is going to happen."
Every once in a while, a body bent over and a head poked under the gate.
There was a knock, then a head poked round the door.
A head poked over the edge, looked down, and then withdrew.
A moment later a head poked out of the sonar room.