![Sven Sachs on Twitter: "Humerus of Quetzalcoatlus northropi, collection University of Texas Austin. #FossilFriday #pterosaurs #Cretaceous #fossils #paleo https://t.co/mIZkTHLR3K" / Twitter Sven Sachs on Twitter: "Humerus of Quetzalcoatlus northropi, collection University of Texas Austin. #FossilFriday #pterosaurs #Cretaceous #fossils #paleo https://t.co/mIZkTHLR3K" / Twitter](https://pbs.twimg.com/media/DB4FWSUXcAAAh5R.jpg)
Sven Sachs on Twitter: "Humerus of Quetzalcoatlus northropi, collection University of Texas Austin. #FossilFriday #pterosaurs #Cretaceous #fossils #paleo https://t.co/mIZkTHLR3K" / Twitter
![The Fossil of Quetzalcoatlus Northropi in Naturmuseum Senckenberg Editorial Image - Image of natural, jurassic: 184593220 The Fossil of Quetzalcoatlus Northropi in Naturmuseum Senckenberg Editorial Image - Image of natural, jurassic: 184593220](https://thumbs.dreamstime.com/z/fossil-quetzalcoatlus-northropi-naturmuseum-senckenberg-frankfurt-german-july-th-fossil-quetzalcoatlus-northropi-184593220.jpg)
The Fossil of Quetzalcoatlus Northropi in Naturmuseum Senckenberg Editorial Image - Image of natural, jurassic: 184593220
![Where have all the big birds gone? A look at a past giant — the flying reptile pterosaurs. - The Washington Post Where have all the big birds gone? A look at a past giant — the flying reptile pterosaurs. - The Washington Post](https://img.washingtonpost.com/rf/image_480w/2010-2019/WashingtonPost/2014/04/08/Health-Environment-Science/Images/how04150061396972502.jpg?uuid=LhgfYL82EeOe5wLB4QoD8A)