Because they change over time
The answer for the above question is avulsion.
Alvusions is a serious soft tissue injury, happens when a portion of the skin and sometimes other soft tissue is partially or completely torn away, often damages deeper tissues causing significant bleeding, sometimes a violent force may completely tear away a body part which is known as amputation.
Answer:
taiga, temperate deciduous forest, savanna
Hip. the shoulder and hip form the only ball an socket joints in the body.