7.Consuming the equal amount of energy as a slug does, a mouse can travel 12 times as long as a slug.
8.A shark finds its prey by feeling the vibrations of a struggling prey.
9.According to the passage, collagen fibers can be compared to the string of a bow for both of them store energy when stretched.
10.When the shark detects an important food source, some fantastic involuntary changes take place.
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