The name "water bug" can refer to a variety of insects, but the giant water bug can reach 65 millimeters in the U.S. and 100 millimeters in the tropics. Find out about these elongated, flattened insects with information from an entomologist in this free video on insects and bugs.
About the Author
Mike Quinn has a Master of Science degree in entomology from Texas A&M University. Quinn was the invertebrate biologist for Texas Parks and Wildlife for eight years, where he took the lead on most insect issues.