Insects are the most diverse group of organisms in the world. They also play a vital role in the functioning of all of the earth’s ecosystems. In fact, there are more than 900,000 different species of ...

Add Yahoo as a preferred source to see more of our stories on Google. Caddisflies (Trichoptera) have aquatic larvae and are found in a wide variety of habitats such as streams, rivers, lakes, ponds, ...