The term 'Six-Legged Soldiers' refers to ants, which are four-letter insects that have six legs. Ants are social insects that live in colonies and are known for their hard work and organization. They are found all over the world and can be found in a variety of habitats, from deserts to forests. Ants are also known for their ability to carry heavy loads, making them ideal for carrying food and other resources back to their colonies.