Chou (丑) is one of the 12 Earthly Branches in Chinese metaphysics. Represented by the Zodiac animal of the Ox, Chou is of a Yin polarity. It corresponds to the hourly time period of 1:00 AM to 2:59 AM and is associated with the Winter season. This branch plays a significant role in determining various aspects of destiny and character traits in Chinese astrology.