Monthly Archives: February 2019

500-million-year old worm ‘superhighway’ discovered in Canada

Prehistoric worms populated the sea bed 500 million years ago — evidence that life was active in an environment thought uninhabitable until now, research shows. Paleontology News — ScienceDaily

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Oldest frog relative found in North America

Paleontologists have identified fossil fragments of what are thought to be the oldest known frogs in North America. Paleontology News — ScienceDaily

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A rare assemblage of sharks and rays from nearshore environments of Eocene Madagascar

Eocene-aged sediments of Madagascar contain a previously unknown fauna of sharks and rays, according to a new study. This newly described fauna is the first report of sharks and rays of this age in Madagascar. Paleontology News — ScienceDaily

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Ancient extinct sloth tooth in Belize tells story of creature’s last year

Some 27,000 years ago in central Belize, a giant sloth was thirsty. It eventually found water in a deep sinkhole, but it was the creature’s last drink. A new analysis of its tooth offers insight into the landscape it inhabited … Continue reading

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Skulls of 2 species of ancient reptile reconstructed

Using two partially fragmented fossil skulls, a student has digitally reconstructed, in three-dimensions, the skulls of two species of ancient reptile that lived in the Late Triassic, one of which had been previously known only from its jaws. Paleontology News … Continue reading

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Giant animals lived in Amazonian mega-wetland

Lake systems existing in regions over 10 million years ago survived the Amazon River reversal due to Andean uplift. Paleontology News — ScienceDaily

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Homo sapiens colonized South Asian rainforest by hunting small mammals 45,000 years ago

A new study provides direct evidence for the hunting of tree-dwelling monkeys and other small mammals by Homo sapiens 45,000 years ago in the rainforest of Sri Lanka. Paleontology News — ScienceDaily

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New species of tiny tyrannosaur foreshadows rise of T. rex

A newly discovered, diminutive — by T. rex standards — relative of the tyrant king of dinosaurs reveals crucial new information about when and how T. rex came to rule the North American roost. Paleontology News — ScienceDaily

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Origins of giant extinct New Zealand bird traced to Africa

Scientists have revealed the African origins of New Zealand’s most mysterious giant flightless bird — the now extinct adzebill — showing that some of its closest living relatives are the pint-sized flufftails from Madagascar and Africa. Paleontology News — ScienceDaily

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Extinct weasel relative with confounding skull likely ate meat with a side of veggies

The oddly shaped skull of Leptarctus primus, an extinct weasel relative that lived in North America and Asia about 20 million years ago, has long led to conflicting theories about its diet. But new biomechanical models show that Leptarctus was … Continue reading

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