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Study shows Earth s first known mass extinction event 550 million years ago

A new study by Virginia Tech geobiologists traces the cause of the first known mass extinction of animals to decreased global oxygen availability, leading to the loss of a majority of animals present near the end of the Ediacaran Period some 550 million years ago.

United statesShuhai xiaoScott evansMary droserAgouron institute geobiologyVirginia tech college of scienceUniversity of california riversidePlanetary sciencesGlobal change centerNational academy of sciencesProceedings of the national academy sciencesUniversity of california riverside department earthDepartment of geosciencesVirginia tech fralin life sciences instituteVirginia techEdiacaran period

Study: Decreased Global Oxygen Availability Caused End-Ediacaran Mass Extinction

Study: Decreased Global Oxygen Availability Caused End-Ediacaran Mass Extinction
sci.news - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sci.news Daily Mail and Mail on Sunday newspapers.

United statesShuhai xiaoEdiacaran white sea namaScott evansScottd evansProceedings of the national academy sciencesSmithsonian institutionVirginia techRyan sommaProfessor shuhaiNational academy

Geobiologists shine new light on Earth s first known mass extinction event 550 million years ago

Geobiologists shine new light on Earth s first known mass extinction event 550 million years ago
miragenews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from miragenews.com Daily Mail and Mail on Sunday newspapers.

United statesAdriana rizzoHeather mccandlessChenyi tuPhillipc boanScott evansScottd evansShuhai xiaoEdiacaran white sea namaMary droserMaryl droserJonathan marshallRachell surprenantAgouron institute geobiologyVirginia tech college of scienceUniversity of california riverside

Saccorhytus, a creature with a mouth but no anus, is now believed to be an ecdysoszoan and not our oldest ancestor - 20-Aug-2022

When the saccorhytus was discovered in 2017 it was believed the spikey, wrinkly sack could be humans' oldest ancestor.

United statesShuhai xiaoEmily carlislePhilip donoghueYunhuan liuChangan universityChina changan universityUniversity of bristol school earth sciencesUniversity of bristolChang an universityEarth sciencesVirginia techLocal newsNew zealand

What can we learn from this prehistoric organism with no anus?

What can we learn from this prehistoric organism with no anus?
jpost.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from jpost.com Daily Mail and Mail on Sunday newspapers.

United statesShuhai xiaoEmily carlisleYunhuan liuNobu tamura wikimedia commonsChangan universityUniversity of bristolWikimedia commonsProfessor yunhuan liuChang an universityVirginia tech