Sunday, November 29, 2020
Paleontology

Paleontology

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Similar to present-day diurnal birds of prey (right), the talons on the hind toe and the second toe of Primoptynx poliotauros (left) are noticeably larger than the talons on the third and fourth toe. In modern owls (center) all four talons are roughly the same size.
Paleontology

A 55-Million-Year-Old Owl Skeleton

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Fungus gnat trapped in a piece of defaunation resin from Madagascar. Credit: Enrique Peñalver
Paleontology

After 1760 It Is Called Resin

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Pterosaurs with these types of beaks are better known at the time period from North Africa, so it would be reasonable to assume a likeness to the North African Alanqa. Credit: Attributed to Davide Bonadonna
Paleontology

Fossil shark turns into mystery pterosaur

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Titanosaurs were common at the time of the asteroid hit at the end of the Cretaceous 66 million years ago. (Credit: AlienCat)
Paleontology

New analysis refutes claim that dinosaurs were in decline before asteroid...

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The extinct Kiritimati Sandpiper, Prosobonia cancellata - a close cousin of the newly discovered Prosobonia sauli. Credit: George Edward Lodge, 1907
Paleontology

Henderson island fossils reveal new Polynesian sandpiper species

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End Triassic vs Anthropocene
Paleontology

New placement for one of Earth’s largest mass extinction events

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Fossil specimen of Kylinxia, holotype. Credit: ZENG Han
Paleontology

A 520-million-year-old, five-eyed fossil reveals arthropod origin

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Rhamphohynchus - one of 75 pterosaur species studied by the researchers Credit: Mark Witton
Paleontology

Giant lizards learnt to fly over millions of years

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Planet Earth. and You!
Paleontology

Geologist helps confirm date of earliest land plants on Earth

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An illustration of Brevicaudosaurus. Credit: Tyler Stone BA '19, art and cinema; see his website tylerstoneart.wordpress.com
Paleontology

Ancient marine predator had a built-in float

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Buriolestes schultzi brain. Credit: Márcio L. Castro
Paleontology

Researchers reconstruct the first complete brain of one of the oldest...

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CT scan of coprolite specimen, BRSMG Cf15546, in different views, showing tuberculated bone (blue) from a fish skull, and two vertebrae from the tail of the marine reptile Pachystropheus, in yellow and green. Credit: Marie Cueille, and Palaeobiology Research Group, University of Bristol
Paleontology

Fossil poop shows fishy lunches from 200 million years ago

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A Photoshop-created image of how Kataigidodon venetus may have looked, illustrated by Ben Kligman, a Ph.D. student in the Department of Geosciences and Hannah R. Kligman. Credit: Virginia Tech
Paleontology

New species of ancient cynodont, 220 million years old, discovered

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Kopidosaurus perplexus skull in left lateral view. Credit: Simon Scarpetta
Paleontology

Lizard skull fossil is new and ‘perplexing’ extinct species

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This illustration shows a reconstruction of Ambopteryx in a glide. Credit: Gabriel Ugueto
Paleontology

These two bird-sized dinosaurs evolved the ability to glide, but weren’t...

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A crocodile next to a mastodon of the genus Anancus and primitive horses of the genus Hipparion in a similar environment to what could have been Valencia six million years ago. Credit: José Antonio Peñas (SINC)
Paleontology

African crocodiles lived in Spain six million years ago

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Teeth of a large dinosaur, possibly Metriacanthosauridae, from the Liuhuanggou site in the southern Junggar basin. Scale: 1 cm. Credit: University of Tübingen
Paleontology

Tooth marks and lost teeth offer insights into dinosaur feeding behavior

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The origin of endothermy in synapsids, including the ancestors of mammals. The diagram shows the evolution of main groups through the Triassic, and the scale from blue to red is a measure of the degree of warm-bloodedness reconstructed based on different indicators of bone structure and anatomy. Credit: Mike Benton, University of Bristol. Animal images are by Nobu Tamura, Wikimedia
Paleontology

World’s greatest mass extinction triggered switch to warm-bloodedness

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Reconstruction of Morganucodon (left) and Kuehneotherium (right) hunting in Early Jurassic Wales 200 million years ago. Credit: Original painting by John Sibbick, 2013. Copyright: Pam Gill
Paleontology

Ancient tiny teeth reveal first mammals lived more like reptiles

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An artist's impression of Leptostomia begaaensis Credit: Megan Jacobs, University of Portsmouth
Paleontology

Beak bone reveals pterosaur like no other

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