We keep hearing about the Chinese Zodiac - "February 2007 marks the beginning for the year of the Pig", "you were born on the year of the Horse", "do you know the 12 animals that make up the Chinese calendar?". Up till a month ago, I didn’t know much about the Chinese calendar. I knew there were 12 animals, everybody made sure I knew what animal year I belong to, and every year I would be notified what the next year in line, but I never got to hear the cute story behind it as to why those 12 animals were chosen and why they appear in that particular order. Thanks to Avia, who brought us one of the versions of the …