Dr. Charles Leblanc
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The average lifespan of a species is 1–10 million years, [ 35 ] although this varies widely between taxa. A variety of causes can contribute directly or indirectly to the extinction of a species or group of species.
Jurassic Predator: Xtinction: Directed by Amir Valinia. With Lochlyn Munro, Mark Sheppard, Elena Lyons, Paul Wall. When her father seemingly goes missing, Laura LeCrois is forced to return home and face a terrifying creature living in the Louisiana wetlands: Alligator X, the "T-Rex of the ocean!"
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- Action, Horror, Sci-Fi
- Amir Valinia
- 2010-08-18
May 29, 2019 · Learn what extinction is and how scientists categorize species' decline. Find out the main threats to biodiversity and some success stories of conservation.
Jul 12, 2018 · Extinction Definition. Extinction is a term applied to a known species, of which there are no known living individuals. Some species which have suffered extinction are known only from their fossilized remains. Others were at one point known to humans, but are gone now.
Aug 6, 2024 · Extinction occurs when species are diminished because of environmental forces (habitat fragmentation, global change, natural disaster, overexploitation of species for human use) or because of evolutionary changes in their members (genetic inbreeding, poor reproduction, decline in population numbers).
Oct 19, 2023 · Learn about the process and causes of extinction, the dying out of a species, and its role in evolution. Explore the history of five mass extinctions and the current threat of a sixth one due to human activities.
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Jul 31, 2019 · Learn about the mass extinction event 66 million years ago and the evidence for what ended the age of the dinosaurs. Abundant fossil bones, teeth, trackways, and other hard evidence have revealed...
