Quetzalcoatlus: largest flying animal…or not?

Quetzalcoatlus was a type of pterosaur and is one of the largest flying animal of all time, or was it? A study by Sankar Chatterjee, a Texas Tech University professor, claims that the Quetzalcoatlus would not have been able to fly. Instead the pterosaur would soar and glide in a similar fashion as the albatross. Take-off [...]