Gemini's zodiac sign is that of twins since they have two sides to them. The animal to best describe a Gemini would be a bird like a parrot. Also in the Chinese horoscope the horse sign is the counterpart to a Gemini.
dog
The one that eats other animals.
An animal that eats only plants is called an herbivore.
it has the exact same dna as its parents (apex) donnie got this question right
QUADROPOD
dog
snake
In general talking birds are associated with Gemini.
A trait that is beneficial to survival.
The symbol for Gemini is the twins. It is not usually depicted as any kind of animal but as two identical humans.
Gemini is best with Aquarius. Next best is Libra. Gemini guy+Aquarius woman= perfect
Libra, Aquarius, Leo and Aries are the best matches for a Gemini.
Cats are the closest to the Gemini. Being clever and energetic, like a cat, sharp, intelligent, Geminis share many more familiar traits with cats.
The one that eats other animals.
Animal Behavior if that is what you were looking for.
Herbivores
The best time to see Gemini is from February through to April.