Hope of finding the child alive is fading rapidly.
No animal can exist without plants.
Everyone has a right to enjoy his liberty, much more his life.
The instinct for survival is inherent in every living thing.
Air pollution will be a threat to our survival.
If it were not for water, human life would be impossible.
Food is necessary for life.
The explosion ruled out their survival.
Animals cannot exist without air and water.
Humans can't live on Mars.