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Jul 1, 2024 · Extinction is the dying out or extermination of a species, which can be caused by environmental or evolutionary factors. Learn about the different types of extinction, the current extinction crisis, and the extinct species from Britannica's articles and videos.
Feb 5, 2019 · Extinction happens when environmental factors or evolutionary problems cause a species to die out. The disappearance of species from Earth is ongoing, and rates have varied...
Extinction is the termination of a taxon by the death of its last member. A taxon may become functionally extinct before the death of its last member if it loses the capacity to reproduce and recover. Because a species' potential range may be very large, determining this moment is difficult, and is usually done retrospectively.
Oct 19, 2023 · Learn about the definition, causes, and examples of extinction, the dying out of a species. Explore the history of five mass extinctions and the current threat of a sixth mass extinction due to human activities.
May 29, 2019 · Learn how scientists categorize and track species' decline, from critically endangered to extinct. Explore the factors that drive extinction, such as habitat loss, climate change, and invasive species, and see some examples of endangered and extinct animals.
Jan 13, 2021 · Dozens of frogs, fish, orchids and other species may have gone extinct due to human activity. Learn about the causes, consequences and conservation efforts for these lost biodiversity.
Jul 4, 2024 · Biodiversity loss, the reduction in an area’s biodiversity (the number of genes, species, individual organisms, or ecosystems) expressed by species loss, population declines and reductions in the genetic diversity within a species, and the collapse of biological communities.
