Clemeximus the third.

Terrible at finding cover and staying hidden, excellent swimmer/climber, ultimate tsundere, will probably follow the cool kids home by strapping herself to the back of their bus, then infiltrate their home via the chimney.

She'd also be able to hold her breath for, like, a super long time. Her dad doesn't seem to think this is odd and will often challenge her to a breath-holding contest, since all staring-contests have ended in a draw.

Also, only speaks in whale.