Their long necks bobbed; their skinny legs shook, but they still managed to move as swiftly and sleekly as any cat, almost rippling as they went.
Yamazaki's neck bobbed in the collar of his plaid shirt, "I don't know Rydell," Laney said.
His posture sinks; his neck bobs lifelessly.
He had large hands and a long neck, and his Adam's apple bobbed up and down when he swallowed.
I wipe her insides from my tie, and she looks up, her eyes half closed, her neck bobbing and sagging uncontrollably.