Did the animals of the greek zodiac competed in a race to determine what order they would be placed.

Yes, they did. According to a Chinese myth.

Explanation:

The Chinese Myth of the Great Race says that in order to decide which animals were going to make it into the Chinese zodiac they will going to compete for a place, it is said that the Jade Emperor hosted a race, the objective was to give the twelve first animals crossing a river he had selected a place in the zodiac.

YOU ARE SO INNAPROPRIATE ON

WHY IS YOUR PFP LIKE THAT? AND THE NAME IS SO GROSS

Explanation: WHAT IS WRONG WITH YOU