How do you sex a dinosaur? The answer isn’t to be found in the pages of books like Ravished by the Triceratops or Chuck’s Dinosaur Tinglers. Not to mention that the fossil record has, so far, been ...

May 12 (UPI) --Can a paleontologist tell whether a dinosaur was male or female simply by studying the fossil remains? A new study suggests the task is quite difficult, and most likely impossible, for ...

Offering a rare insight into sex and the single dinosaur, researchers announced Thursday the discovery of two unlaid fossilized eggs inside a female dinosaur unearthed in China. The unusual find of a ...

RALEIGH, N.C., March 15 (UPI) --Currently, paleontologists have no tried and true method for differentiating male and female dinosaur remains, but researchers are hoping the bones of a pregnant ...

For extinct creatures like dinosaurs known only from fossils, it is notoriously difficult to differentiate the males from the females of a species because sex distinctions are rarely obvious from the ...

Male and female dinosaurs may have looked similar due to only slight differences in bone structure, according to a new study. British researchers analysed skulls from modern-day gharials, a critically ...