An insect is a small creature with three body parts (head, thorax and abdomen) and three pairs of legs. Many have wings. Most of them undergo complete changes of shape during their lifecycles.

The estimate of 5.5 million species of insects is interesting. What’s even more remarkable is that because scientists have ...

A team of biologists in Montana and Germany has found that, regardless of type, those insects that express a protective stick- or leaf-like appearance all evolved the same basic body parts.