mummy – n. a body prepared for burial in the manner of the ancient Egyptians

wild – adj. (about animals) living in nature without human help or control

rat – n. a small animal with a pointed nose and long thin tail

commensal – adj. a relationship where two or more organisms are helped by living near each other

domestic – adj. (about animals) living with people, where they accept the care of humans

household – n. people in a family or group that live together in one home

breed – v. to produce young animals by sexual reproduction