Most people assume that the North AmericanTyrannosaurus rex—at 40 feet from head to tail and seven to nine tons—was the biggest carnivorous dinosaur that ever lived.T. rex, however, was equaled or outclassed by not one but two dinosaurs: the South AmericanGiganotosaurus, which weighed abou...
Facts of Tyrannosaurus Rex Dinosaurs for KidsThe Dinosaur T. Rex was one of the greatest predators that ever lived. Find out about its size, habitat, diet and more!Tyrannosaurus Rex had powerful back legs that let it hunt prey over short distances at up to 20mph (32 kph). They would ...
Named the “king of the tyrant lizards,” T. rex was built to rule. Find out how these dinosaurs lived, what made them so vicious, and what we’re still learning about them today.
"So we know that the diet included the largest dinosaurs on the landscape," Carr said. T. rex hatchlings, measuring about 3 feet (1 m) long, likely guzzled down small prey, such as mammals (during the dinosaur age, mammals were no larger than badgers), snakes and frogs, Carr said. ...
A tyrannosaurus fossil is helping scientists learn more about the giant carnivore's diet — because for the first time its last meals were found embedded in the fossil. Researchers looked at the fossil of a gorgosaurus libratus — part of the tyrannosaurid group that includes the T. rex — ...
Paleontologists can tell thatT rex’s jaw muscles were extremely powerful from the way they were fixed to its skull. The skull and jaws too were built for strength.T. rexwould have been able to crush bones–even the thick leg bones of other dinosaurs. ...
‘swift seizer’. Velociraptors were scavengers. As well as hunting smaller prey, they would have eaten leftover carcasses killed by larger dinosaurs. Velociraptors are meat eater that means they eat over dinosaurs. The first known Velociraptor fossil was found in the Mongolian Gobi Desert in ...
what these dinosaurs were regularly eating and how they might have digested their food. Even so, each coprolite is like a time capsule that can tell us something about an animal's diet and biology—behavior, diet, physiology, and internal anatomy, all wrapped up in a bit of tyrannosaur ...
a slight giggle. In fact, they were so small that some paleontologists have argued that the arms served no purpose at all. However, don’t let this fool you for a second. It’s now widely believed thatCarnotauruswas even faster than the current king of the dinosaurs,Tyrannosaurus rex.[4...
Tyrannosaurus rex was one of the largest terrestrial carnivores of all time, and consequently its ecology and diet have been the focus of much discussion. ... NR Longrich,JR Horner,GM Erickson,... - 《Plos One》 被引量: 39发表: 2010年 ...