Gemini and Pisces: goldfish.
Taurus and Virgo: Cats.
Aquarius-Sagittarius: tortoise.
The zodiac is divided into twelve segments, with the spring divided into zero, and every 30 (that is, zero degree of the zodiac) from the vernal equinox, and named after the main constellations contained in each palace at that time, followed by Aries, Taurus and Gemini.
The origin of the constellation:
In ancient times, in order to identify the direction and facilitate the observation of the sky, the stars scattered in the sky were connected by imagination, and half of them were named in ancient times, and their naming methods were attached according to the myths and shapes of ancient civilizations. The other half was named only in modern times, often named after navigation instruments.
In ancient times, because of different regions, the way of "Lianliankan" was different! 2 1 century, the world unified the constellation map and divided the sky into 88 regions and 88 constellations.