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mass extinction
Palaeontology
February 6, 2017
Sulfur choked sea life during mass extinction
Biology
December 27, 2016
Earth’s sixth great extinction event
Palaeontology
November 7, 2016
Species down south bounced back fastest
Palaeontology
October 3, 2016
End-Permian mass extinction
Palaeontology
July 6, 2016
Volcanoes weakened dinosaurs
Palaeontology
July 6, 2015
Measuring the sixth mass extinction
Palaeontology
July 6, 2015
The big five mass extinctions
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