when a particular type of animal or plant stops existing
Conservationists are trying to save the whale from extinction.
The conservationists worked tirelessly to prevent the extinction of the endangered species.
Human activities, such as deforestation, contribute to the accelerated extinction of many wildlife species.
The paleontologist studied the fossil record to understand the patterns of extinction throughout Earth's history.
Conservation efforts aim to mitigate the factors leading to the extinction of certain plant and animal species.
