5 CHAPTER 1 Muscle Power A katydid feeds on a leaf in a tree Of its six green legs the back two stand out They are much longer than the others They help the katydid jump A bird sees the katydid The bird swoops toward the bug
6 Jumping is just one of a katydid's many defenses against predators At the last moment the katydid's leg muscles tighten Its back knees bend Then it leaps from the leaf The katydid has escaped
7 Froghoppers are some of the many skilled insect jumpers Creating Thrust Insects jump for many reasons They do it to escape predators They also jump to travel distances quickly
