News tagged with carnivorous dinosaurs
Early carnivorous dinosaurs crossed continents
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
4.5 / 5 (4) |
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Did the first dinosaurs wander across continents or stay put where they first evolved? The first dinosaurs evolved 230 million years ago when the continents were assembled into one landmass called Pangea. ...
T.rex's oldest ancestor identified
Other Sciences / Archaeology & Fossils
Nov 04, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- Remains of the oldest-known relative of T.rex have been identified, more than 100 years after being pulled out of a Gloucestershire reservoir, according to research published in the Zoological Jo ...
Mini Dinosaurs Prowled North America (w/Video)
Other Sciences / Archaeology & Fossils
Mar 16, 2009 |
4.6 / 5 (15) |
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Massive predators like Albertosaurus and Tyrannosaurus rex may have been at the top of the food chain, but they were not the only meat-eating dinosaurs to roam North America, according to Canadian researchers w ...
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Fossil shelved for a century reworks carnivore family tree
Other Sciences / Archaeology & Fossils
Dec 22, 2009 |
4.5 / 5 (8) |
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More than a hundred years after its discovery, the limbs and vertebrae of a fossil have been pulled off the shelf at the American Museum of Natural History to revise the view of early carnivore lifestyles. ...
Poisonous prehistoric 'raptor' discovered in China
Other Sciences / Archaeology & Fossils
Dec 21, 2009 |
4.6 / 5 (13) |
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(PhysOrg.com) -- A group of University of Kansas researchers working with Chinese colleagues have discovered a venomous, birdlike raptor that thrived some 128 million years ago in China. This is the first ...
Study shows loss of 15-42 percent of mammals in North America
Dec 17, 2009 |
3.2 / 5 (9) |
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If the planet is headed for another mass extinction like the previous five, each of which wiped out more than 75 percent of all species on the planet, then North American mammals are one-fifth to one-half the way there, according ...
Researchers reveal ancient origins of modern opossum
Other Sciences / Archaeology & Fossils
Dec 16, 2009 |
4 / 5 (2) |
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A University of Florida researcher has co-authored a study tracing the evolution of the modern opossum back to the extinction of the dinosaurs and finding evidence to support North America as the center of ...
Sick of swine flu? Toxic algae could be the next big threat
Dec 15, 2009 |
3 / 5 (2) |
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With a new theory surfacing that toxic algae rather than asteroids killed the dinosaurs, scientists are still trying to unravel the mystery of what caused a massive algae bloom off the Northwest Coast that left thousands ...
French find puts humans in Europe 200,000 years earlier
Other Sciences / Archaeology & Fossils
Dec 15, 2009 |
4.2 / 5 (17) |
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Experts on prehistoric man are rethinking their dates after a find in a southern French valley suggested our ancestors may have reached Europe 1.57 million years ago: 200,000 years earlier than we thought.
World's first skeletal mount of Paluxysaurus jonesi reveals new biology
Other Sciences / Archaeology & Fossils
Dec 15, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- The Early Cretaceous sauropod Paluxysaurus jonesi weighed 20 tons, was 60 feet long and had a neck 26 feet long, according to scientists who prepared the world's first full skeletal mount ...
Fossils on the Edge of Forever
Space & Earth / Earth Sciences
Dec 14, 2009 |
4.9 / 5 (12) |
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Astrobiologists have not yet found alien life on other planets. But the fossil record has evidence of aliens of another sort: the Ediacarans that lived on Earth millions of years ago.
Good dentistry may have saved the dinosaurs
Other Sciences / Archaeology & Fossils
Dec 14, 2009 |
2.6 / 5 (5) |
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Infectious diseases can be transmitted by sneezing, touching, or - for Tasmanian devils - biting each other on the face, a habit that may have driven the dinosaurs to extinction through the transmission of a protozoan parasite.
Fossils shake dinosaur family tree
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- Paleontologists have unearthed a previously unknown meat-eating dinosaur in New Mexico, settling a debate about early dinosaur evolution, revealing a period of explosive diversification and ...
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