The life span of tigers in the wild is thought to be about 10 years. Tigers in zoos live twice as long. Tigers are solitary in nature except for mother tigers with cubs. Tiger territories can overlap. Tigers weigh between 200 and 500 pounds depending on subspecies and sex.
Tigers can see in the dark six times better than humans can.
They can also see color. Tigers are the largest cats in the world. They live in steamy hot jungles as well as icy cold forests. The five subspecies of tiger alive today are called Siberian, South China, Indochina, Bengal and Sumatran. Tigers are endangered species.