In Western countries, the term Kung-Fu is usually used to refer to the martial arts of China, but this is considered as an incorrect use of the term. Over 300 styles and schools of the martial arts, each distinct, exist in China.
Fu style is self defense, period.
This style doesn't screw around when it comes to your personal safety. They don't mimmick animals but if you attack them you'll find out how savage they can be. The martial art that has come to be a symbol of Chinese martial arts and was said to have been started by an Indian Mahayan Buddhist Bodhidarma in the sixth century when he came to China to spread Zen Buddhism. This art is generally thought to be more of an exercise regimen than a fighting style. There is more than what is seen on the surface, here.