Extinctions that occur at a moderate rate and open a limited number of opportunities for the origin of new species are known as background extinctions.
What are background extinctions?
Extinction is the physical disappearance of one given species and/or population in an ecosystem.
The term 'background extinctions' makes reference to the extinction that does not generate new niches in an ecosystem.
Background extinctions are well known because they do not contribute to the emergence of biodiversity.
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