Xavin glanced at her, then chuckled, blushing. "Ah, well, because I'm not human. I'm a Skrull."
And she shifted, growing taller and broader, skin turning the green of emeralds, and taking on a reptilian shape, eyes slitting to reveal very different irises. She had full breasts, and her hips were wide and the blouse and skirt that had been there before were gone, replaced by a very small blue coverings of the 'important' areas.