Causes of cirrhosis. Common causes of cirrhosis are long-term alcohol abuse, hepatitis B and C infection, and fatty liver disease. Of those, hepatitis B and C together are said to be the leading cause of cirrhosis (WHO).
Leatherbacks have downward pointing spines in their throat, which allows jellyfish to be swallowed, but prevents them from coming back up. Typical Lifespan: Leatherbacks reach maturity at approximately 13 to 14 years. Their average lifespan is unknown, but itâs thought to be at least 30 years. Habitat: Leatherbacks spend most of their lives at sea and sometimes look for prey in coastal waters.
The Leatherback sea turtle (Demochelys coriacea)is the biggest turtle on earth. It is considered endangered as its population has decreased from 115000 in 1982 to 20000-30000 in 1996, The main threats to this animal are loss of nesting habitat, theft of eggs by humans, illegal hunting and global climatic change.