Tigers eat large prey like deer and wild pigs. Most institutes classify Tigers into 6 subspecies: Siberian, Bengal, Sumatran, Indo-Chinese, South China and the Malayan. The average lifespan of a Tiger in the wild is 11 years, but when is captivity they can live for as much as 20 to 25 years. In 1973, India announced that the Tiger would become their National animal. The Tiger is also the third sign in the Chinese Zodiac.