Eagle is the world’s longest life expectancy of birds. It lives up to the age of 70. To live such a long life expectancy, at 40 years of age it must make a difficult but important decision.
When the Hawks live up to the age of 40, its claws start aging, unable to effectively seize the prey. Its wings have become very heavy because its feathers grow thick and strong and make it very difficult to fly.
There are only two options:die, or rebirth through a very painful update process of 150-day long training session