He wasn't quite as well-trained as a Seeker, but Madeleine's distraction actually helped him rather than hinder. When he looked to see what she was going after, James gaze momentarily lighted on the two boys down below.
James nearly cackled.
Not even waiting to see if Madeleine had seem them too, James dipped into a sharp dive, racing toward the smaller of the two unsuspecting boys, then pulling up suddenly and breaking. Slowed down enough to not risk taking the little boy's head off, James snatched him up and pulled up again.
--
Cale only heard a muffled squeak that gave away that something had happened.
Then James was crowing, "The smaller one is the snitch, then?"
Cale blanched. What was his dorm mate doing?
"Potter! Put him back!" he demanded. It never even crossed his mind that Madeleine couldn't be far behind.