A recent study has shed light on the similarities between humans and great apes. It appears that both species giggle in similar ways. This suggests a commonality that has been present since the two species branched off from a common evolutionary path.

Further details about the study are available from KTSM 9 News. The study's findings imply a deep-seated connection between humans and great apes, manifesting in their giggling behaviors. For those interested in learning more about this research, additional information can be found through local news sources, including KTSM 9 News in El Paso, TX.