QuePBS EONS tzalcoatlus: The Giant Flying Reptile

What era did pterosaurs, the first vertebrates to take to the air, live in?

• Mesozoic Era

• Proterozoic Era

• Cenozoic Era

• Paleozoic Era

Who discovered the fossil bones of Quetzalcoatlus in 1971?

• Jack Horner

• Douglas Lawson

• John Ostrom

• Robert Bakker

What was the initial estimated wingspan of Quetzalcoatlus?

• 20 meters

• 11 meters

• 16 meters

• 8 meters

What is the wingspan of a Cessna 172 airplane, which is comparable to Quetzalcoatlus?

• 11 meters

• 8 meters

• 20 meters

• 16 meters

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CCSS.2.MD.A.3

What is one reason some paleontologists doubted that Quetzalcoatlus could fly?

• It had no feathers

• It lived in dense forests

• It was too heavy

• It had very short wings

What is the term used for the launch mechanism that Quetzalcoatlus might have used to get airborne?

• Tail-propelled launch

• Wing-assisted launch

• Quad-launch

• Bi-pedal launch

What characteristic of Quetzalcoatlus' bones made it extremely light?

• They were filled with helium

• They were made of cartilage

• They were covered in feathers

• They were hollow and full of air pockets

Approximately how much did a full-grown Quetzalcoatlus weigh?

• 200-250 kilograms

• 300-350 kilograms

• 100-150 kilograms

• 50-100 kilograms

How fast could Quetzalcoatlus potentially soar according to one study?

• 150 kilometers an hour

• 130 kilometers an hour

• 100 kilometers an hour

• 80 kilometers an hour

What is the estimated global flight range of Quetzalcoatlus?

• 5,000 kilometers

• 8,000 kilometers

• 10,000 kilometers

• 13,000 kilometers