1. Penguin is a waterfowl; therefore, in the course of evolution, under the pressure of natural selection, there was a shape of wings that allowed for better swimming.
2. In addition, the penguin lives in a cold climate, and in order to maintain the heat-insulating properties of the feather cover, he needs to change feathers as quickly as possible.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.