He did. Jumping from the ground, he launched himself forward, into the air, and dove at the creature. Strong arms wrapping themselves around Lavender, he tackled her into the ground and pinned her down with an impossibly large amount of force.
"Be still," he urged her, blue eyes staring her down. He didn't want to knock her out, but if he had to, he most certainly would. A nice flick to the side of the head would easily put her out of commission until he got her someplace safe and secure.