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The Cretaceous–Tertiary extinction event 65 million years ago was the last mass-extinction, and many believe that humans are causing a mass-extinction right now.
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∙ 14y ago
yuyumemi
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∙ 9y agoThe Permian-Triassic Extinction is considered the largest extinction event in the history of life on planet Earth. This extinction event, which occurred approximately 252 million years ago, led to the extinction of up to 96% of all marine life and 70% of all other life, including insects.
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∙ 13y agoAsteroids have been known to have caused mass extinctions. The obvious one is the Cretaceous--Tertiary extinction eventwhich wiped out the dinosaurs. Others, have also been noted.
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∙ 15y agoDinosaurs are the most famous of extinction but many species have died out from changing climate conditions, and we will probably never know have of them.
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∙ 6y agoThe last mass extinction occurred at the end of the Mesozoic Era-Cretaceous Period. 65 million years ago.
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∙ 13y agoyes it can but it can
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What is the mass extinction?
the holocene extinction
What are mass extinction and background extinction different?
Mass extinction - More than 50% of the population went extinct in a short period of time.Background extinction - An average rate of extinction occurred during a given time period.
What is a synonym for mass extinction?
genocide
What began and ended with mass extinction?
Mesozoic
What may have caused the first mass extinction 65 million years ago?
An asteroid impact caused a mass extinction about 65 million years ago
Who disappeared during the last mass extinction?
Notable extinctions during the last mass extinction included all non-avian dinosaurs, pterosaurs, plesiosaurs, and ammonites.
What is the effect of mass extinction?
The effect of mass extinction is extinction, death of a mass
Was there a mass extinction during the last ice age?
Many geologists consider what you call the "last ice age" to be the last glacial of the present Ice Age, with the ice retreat starting only about 10-12ka. There was no mass extinction. A good many species did migrate or disappear altogther as the ice retreated, but in no way was it a mass extinction.
When did the last mass extinction occur in years?
65 million years ago
What are the extinction of animals in the very distant past?
There were five major extinction events in the past. They are called the Cretaceous-Tertiary (or K-T) extinction event, the late Devonian mass extinction, the Permian mass extinction, the Ordovician-Silurian mass extinction and the Triassic-Jurassic mass extinction event.
What is the mass extinction?
the holocene extinction
Can you use mass extinction in a sentence?
The dinosaurs fell victim to a mass extinction.
What is it called when a high percentage of the species on earth dies off at a particular line?
This would be called a mass extinction or mass die off.This would be called a mass extinction.
When was the first mass extinction?
540 million years ago was the first mass extinction
The last mass extinction of dinosaurs on Earth occurred between which two geologic periods?
asteroid attack
How do you use the word mass extinction in a sentence?
We are still not sure what caused the mass extinction of the dinosaurs, though an asteroid impact seems to be the popular theory.Scientists believe we may be heading towards another mass extinction event.
How are mass extinction and mass extinction related?
they r related by having the same family blood
