the semi-aquaticSpinosaurusis the longest. The dinosaur was found in North Africa in about the same period as Giganotosaurus. This theropod was estimated to grow over 46 feet in
Below the nostril in the upper jaw was a “subnarial gap” – a kink in the jaw bone forming a gap between the front and back teeth. This is also seen inSpinosaurus. To some paleontologists, the presence of a subnarial gap is evidence that Dilophosaurus, likeSpinosaurus, was a fish-e...
National Geographic Little Kids First Big Book of Dinosaurs This hardcover book is perfect for early readers. The text is larger and not overly complicated. It offers fun facts and sections the book into dinosaur sizes. Each new dinosaur you learn about also asks a question toget your kids th...
The scientific rebuttal:Any reputable scientist would point out that the discovery of a living, breathingSpinosauruswould alter absolutely nothing about evolutionary theory. The theory has always allowed for the long-term survival of isolated populations. One example is the discovery of theCoelacanth, o...
We now know that Spinosaurus had a head a little bit like a crocodile, very different from other predatory dinosaurs, very different from the T. rex. But the really interesting information came from the rest of the skeleton. We had long spines, the spines forming the big sail. We had leg...
Tyrannosaurus Rexgets all the press, but the fact is thatSpinosauruswas the more impressive dinosaur--not only in terms of its size (50 feet long and eight or nine tons, compared to 40 feet and six or seven tons for T. Rex) but also its appearance (that sail was a pretty cool access...
(adj. 有重大意义或影响的) conclusion that the spinosaurus may have been the largestcarnivorousdinosaur to ever live. Its crocodile-like head,dense bones(密质骨), short legs, and wide, paddle feet suggest it was a water dweller unlike any other. “The entire skeleton has water-loving river ...