Introduction to Bengal tigers: There are about 3-5 tigers in the reserve. The tigers live alone and occupy a certain area. Depending on the abundance of food, a female tiger occupies an area of ​​30 square kilometers, and the range of male tigers can be 4. The female tiger returns to her territory. Tigers mature at the age of 3 to 4 years and have one litter every 2 to 3 years. They give birth to 2 to 4 litters per litter, with a gestation period of 4 months. Tigers are the highest consumers in the entire ecosystem. A tiger has a lifespan of about 20 years and will eat about 30,000 to 50,000 kilograms of herbivores in its lifetime. A barking deer weighs about 25 kilograms. A tiger will eat 1,200 to 2,000 mammals weighing as much as a barking deer in its lifetime.