A study determines when and how pterosaurs went from tiny tree-climbers to towering terrestrial ... by a wide range of animals, including dinosaurs and many other reptiles. Pterosaurs cleverly ...
A squirrel diving horizontally into a tree; a flying fish in hot pursuit of an eagle; a leopard playing hide-and-seek with a gazelle. These are but a few of the finalists of this year's Nikon Comedy ...