packrat: any of several bushy-tailed rodents of the genus Neotoma of western North America; hoards food and other objects
wood rat: any of various small short-tailed rodents of the northern hemisphere having soft fur grey above and white below with furred tails and large ears; some are hosts for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks)
disownment: refusal to acknowledge as one's own