Posts Tagged ‘Migration’

WFS News: Globally discordant Isocrinida (Crinoidea) migration confirms asynchronous Marine Mesozoic Revolution

@WFS,World Fossil Society,Riffin T Sajeev,Russel T Sajeev A new study of marine fossils from Antarctica, Australia, New Zealand and South America reveals that one of the greatest changes to the evolution of life in our oceans occurred more recently in the Southern Hemisphere than previously thought. The results are published today (17 May 2018) in […]

Volcanoes Deliver Two Flavors of Water

Seawater circulation pumps hydrogen and boron into the oceanic plates that make up the seafloor, and some of this seawater remains trapped as the plates descend into the mantle at areas called subduction zones. By analyzing samples of submarine volcanic glass near one of these areas, scientists found unexpected changes in isotopes of hydrogen and […]

Large dinosaurs migrated huge distances, say scientists

The largest dinosaurs to walk the Earth may have embarked on seasonal migrations that covered hundreds of kilometres when local watering holes dried up and food became scarce.The 18-tonne sauropod dinosaur Camarasaurus may have migrated 300 kilometres in search of food and water. Evidence that giant sauropods set off on epic journeys came to light […]