Back in June we received an email that stuck with me. A person had a question about CO2 attraction in fireflies. Their question pertained to an insect trap that emits CO2 to attract and capture insects. They were concerned about the trap attracting fireflies. The trap claims that it’s safe for honeybees and butterflies because they aren’t attracted to it. At Ask an Entomologist we cannot give pest control advice because we aren’t licensed pest control operators; however, we are entomologists that have a broad knowledge base on insect science. CO2 attraction in insects is complex. What I mean by this is that insects use many stimuli to find their nest, a potential mate, or food. What signals insects use to find food or whatever highly depends on their biology.
So, let’s answer question, “[…] are Fireflies attracted to CO2?”Continue reading