"Think of T. rex as a scaled-up ostrich in body and brain size as well as number of neurons," Herculano-Houzel said. She argues her critics inaccurately divide all birds into two groups ...

Herculano-Houzel’s analysis posited that T. rex brains occupied most of their brain cavity, analogous to that of the modern-day ostrich. But dinosaur brain cases more closely resemble those of ...

We assumed that he was quick on his feet like his modern relatives, the ostrich and emu, who can reach speeds of 60km/h. But scientists have discovered that Tristan’s size and weight would have ...