" A deep rumble echoed in his chest.
I pulled back, laughing. "Are you growling at me?"
He laughed softly, twisted my hair ribbon around his fingers, and pulled gently, loosening my braid. Biting my ear lightly, he whispered a threat, "You have been driving me crazy for three weeks. Your lucky all I'm doing is growling. "

― Colleen Houck , Tiger's Quest (The Tiger Saga, #2)