Page 8 - Elizabeth Sibert News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Los tiburones casi se extinguen en el Mioceno

Los tiburones casi se extinguen en el Mioceno
diariodeleon.es - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from diariodeleon.es Daily Mail and Mail on Sunday newspapers.

United statesElizabeth sibertLeah rubinYale university and college of the atlanticYale university and collegeஒன்றுபட்டது மாநிலங்களில்எலிசபெத் சிபெற்ட்லியா ரூபின்

A Mysterious Mass Extinction Once Wiped Out 90% of Sharks

A Mysterious Mass Extinction Once Wiped Out 90% of Sharks Twitter 0 comments Jaws forever changed the way many of us think about sharks. But not in a way that’s fair to the animals. They have a lot more to fear from humans than we do of them. But long before we showed up they faced something far more dangerous than Quint, Hooper, and Brody. A new report says that 19 million years ago, 90% of the planet’s shark population inexplicably vanished. In a “mysterious mass extinction” that greatly reduced shark diversity. Science shared their findings about early Miocene extinction in pelagic sharks. (A study we first came across at

Elizabeth sibertPacific oceanLeah rubinMaine college of the atlanticScience news yale universityScience newsYale universityBar harborஎலிசபெத் சிபெற்ட்பெஸிஃபிக் கடல்லியா ரூபின்அறிவியல் செய்தியேல் பல்கலைக்கழகம்மதுக்கூடம் துறைமுகம்

Scientists uncover mysterious mass extinction event that nearly wiped out sharks 19 million years ago

Scientists uncover mysterious mass extinction event that nearly wiped out sharks 19 million years ago More than 90% of all sharks suddenly disappeared and no one knows why. Credit: Pixabay. Sharks are some of the most resilient and successful predators in history, having been around for more than 400 million years ago. Believe it or not, sharks are actually older than trees, which didn’t appear in their familiar form trunk and crown of leaves or fronds until the Late Devonian, some 360 million years ago. However, that doesn’t mean that sharks haven’t had their fair share of close calls with total annihilation, including a previously unknown mass extinction approximately 19 million years ago, which was only recently uncovered by scientists.

New yorkUnited statesElizabeth sibertLeah rubinYale universityUniversity of new yorkPlate devonianPermian triassic extinctionCretaceous tertiary extinctionState universityNew york collegeEnvironmental scienceLate ordovician periodInternational unionNature red listபுதியது யார்க்

Sharks once nearly disappeared in an abrupt extinction event twice as extreme as the one that killed the dinosaurs

Sharks once nearly disappeared in an abrupt extinction event twice as extreme as the one that killed the dinosaurs
yahoo.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from yahoo.com Daily Mail and Mail on Sunday newspapers.

Mass extinctionOceanic whitetip sharkMass extinctionShark speciesElizabeth sibertShark fossilsHark scalesMass extinctionsநிறை அழிவு

Sharks Suffered Mysterious Mass Extinction 19 Million Years Ago: Study

By studying ancient shark scales collected 3 miles under the Pacific waves, experts found that the animals almost went extinct 19 million years ago.

United statesElizabeth sibertPacific oceanLeah rubinJackson pollockYale universityCollege of the atlanticMass extinctionAylin woodwardஒன்றுபட்டது மாநிலங்களில்எலிசபெத் சிபெற்ட்பெஸிஃபிக் கடல்லியா ரூபின்ஜாக்சன் போலக்யேல் பல்கலைக்கழகம்கல்லூரி ஆஃப் தி அட்லாண்டிக்