The house fly and other types of ?filth flies? can become nuisance pests, but also are important for their potential to harm humans and animals.

True flies are insects of the Order Diptera (Greek: di = two, and pteron = wing), possessing a single pair of wings on the mesothorax and a pair of halteres, derived from the hind ...

Other flies carry bacteria that cause typhoid and dysentery. The beneficial aspects of flies include breaking down carcasses to pollinating flowers.

Insects and More Image Gallery

The official 4-H online store. We have a great selection of 4-H awards, 4-H apparel, 4-H club and office supplies, 4-H collectibles and much more! Every order placed at 4-HMall ...