Insect body parts have names a lot like ours — the head, thorax (chest), and abdomen. But insects are also very different from us in many ways, including: They have a hard outer skeleton, instead of ...

in the head-thorax-abdomen construction of insects. In all of these, modular units like Lego TM blocks were arranged in a front-to-back line down the center of the body. Yet it was a complete ...