“Ronan rummaged in his jacket pocket and removed a package of peanut butter crackers. He unwrapped one as the raven became suddenly attentive.
"Cracker," he said to her.
"Krek," she replied.
"Cracker," he repeated.
"Krek,"
"Cracker,"
"Kreker,"
He gave her one. "The other's if you get Opal.”