Aphids are tiny, soft-bodied insects that are typically yellow, green or brown, with sucking mouth parts and cornicles. Identify aphids, which typically form colonies to eat plants, with information from an entomologist and insect specialist in this free video on aphids.
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.