Examlex
If the demand for new automobiles falls when income falls,automobiles are said to be normal goods.
Predation Pressure
The influence or threat of predators in shaping the behavior, traits, and population dynamics of prey species.
Evolved Adaptation
A trait or behavior that has developed through the process of natural selection, giving an organism a reproductive or survival advantage in its environment.
Natural Selection
The process by which heritable traits that confer advantages to an organism's survival and reproduction become more common in a population over successive generations.
Variation
The presence of differences among individuals or populations, often providing the raw material for natural selection.
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