Monthly Archives: June 2019

Blue color tones in fossilized prehistoric feathers

Examining fossilized pigments, scientists have uncovered new insights into blue color tones in prehistoric birds. Paleontology News — ScienceDaily

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When the dinosaurs died, lichens thrived

When the asteroid hit, dinosaurs weren’t the only ones that suffered. Clouds of ash blocked the sun and cooled the planet’s temperature, devastating plant life. But fungi, which decompose dead stuff, did well. So what happened to the lichens, which … Continue reading

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Some extinct crocs were vegetarians

Based on careful study of fossilized teeth, scientists have found that multiple ancient groups of crocodyliforms — the group including living and extinct relatives of crocodiles and alligators — were not the carnivores we know today. Evidence suggests that a … Continue reading

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A new normal: Study explains universal pattern in fossil record

Instead of the typical bell-shaped curve, the fossil record shows a fat-tailed distribution, with extreme, outlier, events occurring with higher-than-expected probability. Using the same mathematical tools that describe stock market crashes, scientists explain the evolutionary dynamics that give rise to … Continue reading

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Crocs’ climate clock: Ancient distribution of Crocs could reveal more about past climates

Underneath their tough exteriors, some crocodilians have a sensitive side that scientists could use to shine light on our ancient climate. Paleontology News — ScienceDaily

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Earth’s oldest animals could take trips

New research settles a longstanding debate about whether the most ancient animal communities were deliberately mobile. It turns out they were, because they were hungry. Paleontology News — ScienceDaily

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Antarctic marine life recovery following the dinosaurs’ extinction

A new study shows how marine life around Antarctica returned after the extinction event that wiped out the dinosaurs. A team studied just under 3000 marine fossils collected from Antarctica to understand how life on the sea floor recovered after … Continue reading

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Plate tectonics may have driven ‘Cambrian Explosion’

The quest to discover what drove one of the most important evolutionary events in the history of life on Earth has taken a new, fascinating twist. Paleontology News — ScienceDaily

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Fossil teeth reveal ancient hyenas in the Arctic

Modern hyenas are known as hunters and scavengers in Asian and African ecosystems such as the savanna. But in ancient times, these powerful carnivores also roamed a very different landscape, inhabiting the frigid Arctic during the last ice age. A … Continue reading

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Dinosaur bones are home to microscopic life

Scientists went looking for preserved collagen, the protein in bone and skin, in dinosaur fossils. They didn’t find the protein, but they did find huge colonies of modern bacteria living inside the dinosaur bones. Paleontology News — ScienceDaily

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