
New Species of Tyrannosaur Discovered in Southwestern U.S.
A new species of tyrannosaur
has been discovered in the
Bisti/De-na-zin Wilderness
of New Mexico.
Bistahieversor was different
from other tyrannosauroids
... > full story

Dinosaur Discovery Helps Solve Piece of Evolutionary Puzzle
An expedition to the Gobi
Desert has enabled
researchers to solve the
puzzle of how one group of
dinosaurs came to look like
birds independent of birds.
... > full story

Earliest Tyrannosauroid Rediscovered in Museum Collection
A long forgotten fossil
skull in the collections of
the Natural History Museum
in London has now provided
crucial clues to the early
... > full story

From Crickets to Whales, Animal Calls Have Something in Common
Animals produce a tremendous
diversity of sounds for
communication to perform
life's basic functions, from
courtship and parental care
... > full story
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Fossil Shelved for a Century Reworks Carnivore Family Tree: Limbs Changes Understanding of Early Carnivore Locomotion
December 23, 2009 Now that an early carnivore fossil has been fully removed from its matrix (this after spending over a century on a shelf because of the associated crushed teeth), scientists are able to re-interpret ... > full story -
Early Carnivorous Dinosaur Crossed Continents, Alters Evolutionary Tree
December 10, 2009 Discovery of a new species of 213-million-year-old meat-eating dinosaur in New Mexico suggests the first dinosaurs wandered between parts of the Pangea supercontinent that later became North and ... > full story -
Terrible Teens Of T. Rex: Young Tyrannosaurs Did Serious Battle Against Each Other
November 2, 2009 Teenage tyrannosaurs got into some serious fights with their peers. The evidence can be found on Jane, a prized juvenile Tyrannosaurus rex, discovered in 2001 in Montana. The dinosaur's fossils show ... > full story -
New Analyses Of Dinosaur Growth May Wipe Out One-Third Of Species
October 31, 2009 Paleontologists Mark Goodwin and Jack Horner have dug for 11 years in Montana's Hell Creek Formation in search of every dinosaur fossil they can find, accumulating specimens of all stages of ... > full story -
Rare Evidence Of Dinosaur Cannibalism: Meat-Eater Tooth Found In Gorgosaurus Jawbone
October 7, 2009 A Canadian researcher has found 70 million year old evidence of dinosaur cannibalism. The jawbone of what appears to be a Gorgosaurus was found in 1996 in southern Alberta. A technician at the Royal ... > full story -
Bizarre New Horned Tyrannosaur From Asia: Carnivorous But Smaller T. Rex Relative 'Like Ballerina'
October 5, 2009 Just a few weeks after tiny, early Raptorex kriegsteini was unveiled, a new wrench has been thrown into the family tree of the tyrannosaurs. The new Alioramus altai -- a horned, long-snouted, gracile ... > full story -
Was Mighty T. Rex 'Sue' Felled By A Lowly Parasite?
September 30, 2009 When pondering the demise of a famous dinosaur such as 'Sue,' the mighty Tyrannosaurus rex whose fossilized remains are a star attraction of the Field Museum in Chicago, it is hard to avoid the image ... > full story -
Feathery Four-Winged Dinosaur Fossil Found In China Bridges Transition To Birds
September 29, 2009 A fossil of a bird-like dinosaur with four wings has been discovered in northeastern China. The specimen bridges a critical gap in the transition from dinosaurs to birds, and reveals new insights ... > full story -
Tiny Tyrannosaur: T. Rex Body Plan Debuted In Raptorex, But 100th The Size
September 17, 2009 When you think of Tyrannosaurus rex, a small set of striking physical traits comes to mind: an oversized skull with powerful jaws, tiny forearms and the muscular hind legs of a runner. But, ... > full story -
Chicken-Hearted Tyrants: Predatory Dinosaurs As Baby Killers
August 7, 2009 Tyrannosaurus rex and other predatory dinosaurs might not have been fearless hunters after all. Using new fossil evidence, researchers in Germany propose that the large carnivores hunted mainly ... > full story
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