Perhaps birdbrain is a bit literal in this case.

[Vil shakes his head, glancing at the handful of feathers he pulled out and filing them together before returning to the situation at hand.]

Let's go. I'm doubtful they will leave you alone if you don't leave the beach for now.

[And if the lifeguards approach while they start leaving, Vil is going to shake that fistful of feathers at them.]