BlogArena

General blog about anything and everything of everyday's life.

July 9, 2015
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Yale’s legacy in ‘Jurassic World’

On a summer evening in 1993, Professor John Ostrom, a paleontologist at the Yale Peabody Museum of Natural History, had a chance to see one of his discoveries spring to life. “Jurassic Park,” Steven Spielberg’s film adaptation of Michael Crichton’s … Continue reading

January 9, 2014
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Ancient sharks reared young in prehistoric river-delta nursery

ANN ARBOR — Like salmon in reverse, long-snouted Bandringa sharks migrated downstream from freshwater swamps to a tropical coastline to spawn 310 million years ago, leaving behind fossil evidence of one of the earliest known shark nurseries. That’s the surprising … Continue reading

November 24, 2013
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Colossal New Predatory Dino Terrorized Early Tyrannosaurs

A new species of carnivorous dinosaur – one of the three largest ever discovered in North America – lived alongside and competed with small-bodied tyrannosaurs 98 million years ago. This newly discovered species, Siats meekerorum, (pronounced see-atch) was the apex … Continue reading

November 6, 2013
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Global warming led to dwarfism in mammals — twice

ANN ARBOR — Mammal body size decreased significantly during at least two ancient global warming events. A new finding that suggests a similar outcome is possible in response to human-caused climate change, according to a University of Michigan paleontologist and … Continue reading

May 24, 2013
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Small, Speedy Plant-Eater Extends Knowledge of Dinosaur Ecosystems

Bethesda, MD — Dinosaurs are often thought of as large, fierce animals, but new research highlights a previously overlooked diversity of small dinosaurs. In the Journal of Vertebrate Paleontology, a team of paleontologists from the University of Toronto, Royal Ontario … Continue reading

May 4, 2013
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What Happened to Dinosaurs’ Predecessors After Earth’s Largest Extinction 252 Million Years Ago?

Fossil-hunting expeditions to Tanzania, Zambia and Antarctica provide new insights Predecessors to dinosaurs missed the race to fill habitats emptied when nine out of 10 species disappeared during Earth’s largest mass extinction 252 million years ago. Or did they? That … Continue reading