Categorized In: Conditions & Illness , Biology , Health
Source: Skin, Hair, and Nails | kidshealth.org
4 hr 24 min ago
Hair makes a good protective covering, and many animals need it to keep warm. Most have to wear clothes to keep warm.
Hair originally developed as a way to help keep humans warmer, the same with mammals having fur. ChaCha again soon!
Hair plays many important roles--warmth and protection from germs for example. Hair also helps reduce friction (more)?
Hair makes a good protective covering and it is one characteristic all mammals share. ChaCha for now!