Ens. William Adama: (when a wounded Cylon shrieks repeatedly) What's that noise it's making?
Dr. Beka Kelly: It's screaming.
Ens. William Adama: Say what? Screaming?!
Dr. Beka Kelly: They feel pain.
Lt. Coker Fasjovik: Put this thing out of it's misery, then. (he shoots it until it dies)