New Study Challenges Genetic Theory Behind Insect Sociality

For decades scientists believed an unusual genetic system was the key driver behind the evolution of the complex social colonies seen in ants, bees, and wasps. A comprehensive analysis published today overturns that view, showing that genetics alone cannot account for the remarkable social structures of these insects. The research, which examined a broad range of genetic data, indicates that other traits—such as behavioral, ecological, or physiological factors unique to these species—likely play a decisive role. While the exact mechanisms remain unclear, the findings redirect attention toward non‑genetic influences in the evolution of eusociality, prompting a reevaluation of long‑standing theories in evolutionary biology.