Neither birds nor bats, pterosaurs were reptiles, close cousins of dinosaurs who evolved on a separate branch of the reptile family tree. They were also the first animals after insects to evolve powered flightnot just leaping or gliding, but flapping their wings to generate lift & travel through the air. They evolved into dozens of species. Some were as large as an F-16 fighter jet, & others as small as a paper airplane. This fridge magnet is made from resin & measures 5cm high by 6.5cm wide. Pterosaur Fossil Prehistoric Fridge Magnet