Thursday, April 22, 2021
Paleontology

Paleontology

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Skeletons of four tyrannosaurid specimens tested in the study. Clockwise from above left: adult Tyrannosaurus rex “Sue” (FMNH PR 2081) (Field Museum of Natural History, Chicago, IL; photo by the Field Museum), juvenile Tyrannosaurus rex “Jane” (BMRP 2002.4.1) (Burpee Museum of Natural History; photo by A. Rowe), adult Tarbosaurus bataar (Dinosaurium exhibition, Prague, Czech Republic; photo by R. Holiš) and Raptorex kriegsteini skeletal reconstruction (LH PV18) (Long Hao Institute of Geology and Paleontology, Hohhot, Inner Mongolia, China; photo by P. Sereno). Credit: Listed in caption. Final image by Andre Rowe
Paleontology

Younger Tyrannosaurus Rex bites were less ferocious than their adult counterparts

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These fossil ammonites have lost their outer coating of shell, revealing the iridescent nacre beneath. Now extinct, ammonites were a group of marine mollusks that first appeared about 409 million years ago, persisting until the extinction event that wiped out the dinosaurs about 66 million years ago. Credit: Florida Museum photo by Jeff Gage
Paleontology

Rise of marine predators reshaped ocean life as dramatically as mass...

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Fossil of Dickinsonia, an Ediacaran-era animal. (Mary Droser/UCR)
Paleontology

Research shows we’re surprisingly similar to Earth’s first animals

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Reconstruction of the crown of Paratingia wuhaia sp. nov.
Paleontology

‘Pompeii of prehistoric plants’ unlocks evolutionary secret

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The asteroid impact led to the extinction of 75% of life, including all non-avian dinosaurs. Credit: Willgard Krause/Pixabay.
Paleontology

Asteroid dust found in crater closes case of dinosaur extinction

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1.2 million year old mammoth tooth from the Krestovka mammoth. Credit: Pavel Nikolskiy
Paleontology

World’s oldest DNA reveals how mammoths evolved

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Swamp Skink (Lissolepis coventryi), which is probably the living lizard most similar to the new fossil. Photo: Dr Mark Hutchinson, SA Museum / Flinders University, a co-author. Credit: Dr Mark Hutchinson, SA Museum / Flinders University
Paleontology

Proegernia mikebulli : New Australian fossil lizard

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Comet
Paleontology

The comet that killed the dinosaurs

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mosasaurs
Paleontology

The songs of fin whales offer new avenue for seismic studies...

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Photos of Nubian Levallois cores associated with Neanderthal fossils. Credit © UCL, Institute of Archaeology & courtesy of the Penn Museum, University of Pennsylvania
Paleontology

Neanderthals and Homo sapiens used identical Nubian technology

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Several types of dinoflagellates are shown in this microscope image. Some dinoflagellates are classified as nanoplankton, which new research shows have a more important role in Earth’s biological pump than previously thought. Credit: fickleandfreckled, CC BY 2.0
Paleontology

The Role of Midsized Phytoplankton in Earth’s Biological Pump

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Professor Cathryn Newton studies Middle Devonian marine faunas (such as these brachiopods from 380-390 million years ago), whose fossils are lodged in a unit of bedrock in Central New York. Credit: Syracuse University
Paleontology

Diving into Devonian seas: Ancient marine faunas unlock secrets of warming...

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The newly named trace fossil Glossifungites gingrasi is a collection of burrows that were home to water-dwelling insects, similar to mayflies, more than 90 million years ago. (Photo: Ryan King)
Paleontology

Newly discovered fossil, likely subaqueous insect

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Life reconstruction of a Spinosaurus wading in the water and fishing. Credit: Robert Nicholls ©Nicholls2020
Paleontology

New light shed on behavior of giant carnivorous dinosaur Spinosaurus

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Image of archaea. Credit: Steve Gschmeissner/Science Photo Library
Paleontology

Using 100-million-year-old fossils and gravitational-wave science to predict Earth’s future climate

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The scientists examined more than 3,500 fossils to identify survivor pairs - plants that grew in both the Cretaceous and Paleogene periods. The two fossils on the left are from the Cretaceous, and the two on the right are from the Paleogene. Credit: Elena Stiles
Paleontology

Leaf fossils show severe end-Cretaceous plant extinction in southern Argentina

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Researcher overlooking one of the two field sites for the study, the Frenchman Valley in Chambery Coulee Saskatchewan in July 2017. Credit: McGill University
Paleontology

When dinosaurs disappeared, forests thrived

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2D Life reconstruction Atuchin. Credit: © Andrey Atuchin
Paleontology

The ‘crazy beast’ that lived among the dinosaurs

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Ubirajara jubatus is named after a Tupi Indian name for 'lord of the spear', in reference to the creature's stiffened, elongate integumentary structures, and jubatus from the Latin meaning 'maned' or 'crested'. Image must be credited Credit: Artwork © Bob Nicholls / Paleocreations.com 2020
Paleontology

New dinosaur showed descendants how to dress to impress

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The head and body of the Messel python are almost completely preserved. Credit: Hessian State Museum Darmstadt
Paleontology

World’s earliest python identified from 47 million-year-old fossil remains

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