rugged individualism
Competition is the type of interaction in which organisms struggle with one another to obtain resources.
Living beings need a certain amount of resources to live. If resources are limited then organisms must struggle against others to get enough resources to keep living.
The cast of When a Personal Struggle Ends. And What Remains - 2010 includes: Aubin Carlson
We know that organisms that must struggle to survive in a habitat with limited resources will be in competition to do so.
to struggle in something
Survival of the fitest
One word that means struggle is "strife". It refers to conflicts, disagreements, or difficulties that involve strong and opposing interests or opinions.
A sterile futuristic society where emotions and personal opinions are suppressed in favor of rational decision-making, or a post-apocalyptic world where survivors must set aside personal biases to work together for the greater good.
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Just competition.
The struggle that occurs between organisms for food and water and energy when resources are limited is called competition. Competition can kill animals.
To struggle with something.