Jet-Size Pterosaurs Took Off from Prehistoric Runways

Pterosaurs, with wingspans of 34 feet, are the biggest animals that ever flew. New research shows these beasts needed a downward sloping area to flap their wings before awkwardly taking flight.

Quetzalcoatlus spp. - Carnivora

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Rulers of the Prehistoric Skies Arizona Museum of Natural History

What are some of the dangerous prehistoric birds? Why? How? - Quora

Pterosaur 'Runways' Enabled Huge Prehistoric Flying Animal To Get Airborne, Study Suggests (VIDEO)

What helped cause pterosaurs to grow as large as airplanes and still be able to fly? - Quora

Pterosaur Runway Shows How Flying Dinos Landed

New Theory on How Giant Pterosaurs Took to the Air

Jet-Size Pterosaurs Took Off from Prehistoric Runways

Pterosaur 'Runways' Enabled Huge Prehistoric Flying Animal To Get Airborne, Study Suggests (VIDEO)

Pterosaurs Article, Pterosaurs Information, Facts -- National Geographic

How Pterosaurs Might Inform the Next Generation of Flight, Science