Dinosaurs are still alive. Today, we call them birds

What are modern-day birds descended from?

• Fish

• Mammals

• Small theropods

• Amphibians

What is Twiggy, the barred owl, an example of?

• A reptile

• A dinosaur

• A mammal

• A fish

What did the discovery of Archaeopteryx help scientists understand?

• The connection between birds and dinosaurs

• The diet of dinosaurs

• The extinction of dinosaurs

• The habitat of dinosaurs

What feature did Archaeopteryx have that was similar to modern birds?

• Flat, asymmetrical wing feathers

• Clawed wings

• Scales

• A long tail

What did John Ostrom discover that reignited the debate over birds and dinosaurs?

• A new type of bird

• A new type of mammal

• A new type of fish

• Deinonychus

What did the discovery of Microraptor help confirm?

• Birds evolved from small, feathered dinosaurs

• Dinosaurs were cold-blooded

• Birds are not related to dinosaurs

• Dinosaurs lived in the ocean

What did the fossil of Jaculinykus show about its sleeping position?

• It was similar to modern reptiles

• It was similar to modern birds

• It was similar to modern mammals

• It was similar to modern fish

What is a key feature of birds that makes them unique?

• They have fur

• They have fins

• They have feathers

• They have scales

What is the main threat to birds today?

• Dinosaurs

• Human activities

• Other birds

• Fish

What did the discovery of Sinosauropteryx prove?

• Birds are not related to dinosaurs

• Birds inherited feathers from dinosaur ancestors

• Dinosaurs were mammals

• Dinosaurs could swim

Tags

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5