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Mass Extinction
Mass extinction describes a statistically significant departure from background extinction rates that results in a substantial loss of taxonomic diversity.
Extinction Rate
The rate at which species become extinct over time, often accelerated by human actions and environmental changes.
Permian Extinction
A mass extinction event occurring about 252 million years ago, marking the end of the Permian Period, and resulting in the loss of a significant percentage of Earth's species.
Ecological Niches
The role and position a species has in its environment, including all its interactions with the biotic and abiotic factors.
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