Fat birds vs Alien

A crazy alien came to a mysterious planet adventure alone.
One day, the alien was wandering in a mysterious desert. Suddenly, a lot of fat birds fell from the sky. Yes, thats fat bird.
These mysterious fat birds came from nowhere, attack the alien. The alien is so inexplicable fight with a group of fat birds.
In this case, the alien life is given to you. You control the alien, fight with the fat bird fell from the sky.

Dear, for the fat bird attacks. How many seconds you can hold it? The longer, the more powerful you prove!