The graph shows a population of green and brown beetles in a grassy area.
Over time, more of the brown beetles avoided predators and lived to reproduce. What environmental factor most likely changed from 2015 to 2018?
A
A fire made the blades of grass short.
B
Less rainfall made the grass turn brown.
C
More nutrients made the grass grow quickly.
D
High temperatures made the grass turn green.
Answers: 3
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The graph shows a population of green and brown beetles in a grassy area.
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