#獲取、吸收、或過濾氣體
#維持體內平衡
#保護免受溫度危害
#Capture, absorb, or filter gases
# Maintain homeostasis
#Protect from temperature
絨毛提供隔熱 (Underhairs provide insulation)
美利諾綿羊的羊毛透過絨毛產生數百個攫取空氣的氣囊，因而形成一隔熱層
(The wool of Merino sheep forms an insulating layer via underhair that creates hundreds of trapped air pockets.)
