Did Sue the T. rex and other members of the species have a great sense of smell? (Credit: The Field Museum)

As fascinating and awe-inspiring as fossils are, the ancient bones tell us only so much about how an animal actually lived.

Take T. rex, for example: How did the animal find food, through sharp sight, great hearing or a keen sense of smell? The nose knows, say authors of a new paper on the iconic dinosaur’s olfactory ability.

In most modern animals, including birds, the size