In the 1800s, the Rocky Mountain locust brought massive destruction to Western settlers. Then, the insects suddenly disappeared-almost without a trace. Now scientists hope to find a reason for the locust's extinction. What caused the Rocky Mountain locust to disappear? Where will the scientists find the answers?
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Specifications
Book Details
Imprint
National Geographic/(ELT)
Series & Set Details
Series Name
Footprint Reading Library
Dimensions
Width
6 mm
Height
205 mm
Length
149 mm
Weight
120 gr
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