sciuridae: a mammal family of true squirrels including: ground squirrels; marmots; chipmunks; flying squirrels; spermophiles
mammal family: a family of mammals
apple of discord: (classical mythology) a golden apple thrown into a banquet of the gods by Eris (goddess of discord--who had not been invited); the apple had `for the fairest' written on it and Hera and Athena and Aphrodite all claimed it; when Paris (prince of Troy) awarded it to Aphrodite it began a chain of events that led to the Trojan War