The Mesozoic era is known as the Age of Reptiles because dinosaurs were common throughout the era. Why are no dinosaur fossils f
ound in rocks that are younger than those formed during the Mesozoic era?
A.
Dinosaurs became extinct.
B.
Dinosaurs moved to other areas.
C.
Dinosaurs evolved into mammals.
D.
Dinosaurs stopped fossilizing.
A.
Dinosaurs became extinct.
B.
Dinosaurs moved to other areas.
C.
Dinosaurs evolved into mammals.
D.
Dinosaurs stopped fossilizing.
2 answers:
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