Tanner and the little raven

Kieran's croak sounded scary, but when Tanner looked into his bright eyes he could not help liking him. At the pet store where he always used to get the special food for the ducks in town, he asked about the food habits of ravens. The store keeper did not understand why Tanner wanted to feed a raven - after all you can not blame the seller. As he had never seen Kieran himself, he couldn´t possibly...