The term 'Tiny Biting Midge' is a common name for the species of insect known as the NoSeeum (7 letters). These small, biting insects are found in many parts of the world and are especially common in tropical and subtropical climates. They are usually no larger than 1-3 millimeters in length and feed on the blood of humans and other animals. They can cause skin irritation and discomfort due to their bites.