The term 'Loud Summer Bug' is referring to the CICADA, an insect that makes a loud buzzing sound during the summer months. Cicadas are known for their loud mating calls, which can reach up to 100 decibels, making them one of the loudest insects in the world. They are also known for their long life cycles, with some species having life cycles of up to 17 years. Cicadas are found in many parts of the world, and they are an important part of the ecosystem, providing food for many animals.