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- Dictionaryextinction/ɪkˈstɪŋ(k)ʃn/
noun
- 1. the fact or process of a species, family, or other group of animals or plants becoming extinct: "preventing the extinction of this unique frog will require the restoration of ponds and surrounding habitats"
- 2. reduction to zero in the intensity of light or other radiation as it passes through a medium, due to absorption, reflection, or scattering: "ultraviolet extinction"
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3 days ago · 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.
5 days ago · Extinction is the dying out or extermination of a species, which can occur due to environmental or evolutionary factors. Learn about the different types of extinction, the causes of human-induced extinction, and the current mass extinction event from Britannica.
6 days ago · An extinction event (also known as a mass extinction or biotic crisis) is a widespread and rapid decrease in the biodiversity on Earth. Such an event is identified by a sharp fall in the diversity and abundance of multicellular organisms.
Jun 27, 2024 · The world’s last woolly mammoths lived on what is now Wrangel Island off of mainland Siberia. Despite the small population, a new study says inbreeding did not doom them to extinction. Four ...
5 days ago · The debate has raged for decades: Was it humans or climate change that led to the extinction of many species of large mammals, birds, and reptiles that have disappeared from Earth over the past...
5 days ago · Human hunting, not climate change, played a decisive role in the extinction of large mammals over the last 50,000 years. This conclusion comes from researchers who reviewed over 300 scientific ...
3 days ago · Dinosaur - Extinction Causes, Evidence, & Theory: The mass extinction of dinosaurs 66 million years ago remains a misconception; the fossil record shows that dinosaurs were already in decline during the late Cretaceous.
