The new fossil belonged to a species known as Vegavis iaai and "shows an asymmetry seen in living ducks," said Julia Clarke, an associate professor at the University of Texas in Austin, and lead ...

Dinosaur footprint in the Cretaceous period, image by James St. John, CC BY 2.0 https://creativecommons.org/licenses/by/2.0, via Wikimedia Commons Dinosaur footprint ...