Insects are one of the most common species that can be found anywhere. There are approximately 900 thousands species of insects that are known to science. However, it has been claimed that there are approximately a million species, which are still waiting to be discovered. Many of us are scared from some of the insects, while some other may seem to be fascinating. These insects have existed since millions of years and have developed fascinating skills of survival. This article will include the 10 most dangerous and small species of insects.