Redhawk Caldera Sunglasses at night.

His lips split, and Killdeer laughed. He studiously watched her ptero, trying to follow every movement and matching it with every word. His mouth moved and he tried to match it, but it was too difficult. . .for now.

Okay, he said and signed, and delighted—for he thought he had at least gotten that right.

He canted his head up to Towhee, then tilted it. Did I do it? he asked, wagging his tail. Yes? he signed. What else could he learn? It was like a secret language. So wonderful!