Koko picked Smoky 's name because the kitten looked like a cat in one of the gorilla 's books , she said Wednesday .
Patterson was confused until she realized that Lips had a pink nose and mouth , unlike All Ball 's gray markings .
Koko picked Smoky 's name because the kitten looked like a cat in one of the gorilla 's books , Patterson said Wednesday .
Patterson was confused until she realized that Lips had a pink nose and mouth , unlike All Ball 's gray markings .