Seth Kantner, author of “Ordinary Wolves” and “Shopping for Porcupine: A Life in Arctic Alaska,” signs his new book, “Pup & Pokey,” from 1 to 3 p.m. Saturday at the Homer Bookstore. Beth Hill illustrated the children’s book about a wolf pup and a porcupine. “Pup & Pokey” was published last month by the University of Alaska press and is $14.95.