Dangerous dinos came out after dark

Scientists could see it in their eyes — or rather, the bone around them

As if velociraptors weren’t scary enough. A new analysis of dinosaur-era skulls suggests that at least one of these birdlike predators, along with many of its ancient brethren, hunted by night. 

FLY NOT BY NIGHT Like modern day birds of prey, the flying archosaur Scaphognathus crassirostris probably took to the skies mostly during the day.