News Paleontology Early ants may have had complex social lives, fossil data suggests Ants have used specialized antenna bristles to communicate for 100 million years Fossilized Gerontoformica gracilis ants (one shown) have sensory equipment on their antennae that suggest the insects could identify and share chemical signals with their nestmates. Ryo Taniguchi Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Jake Buehler June 14, 2024 at 2:00 pm Even the earliest ants may have been social butterflies. Ants fossilized in 100-million-year-old amber have sensory equipment that suggests they had complex social lives similar to their modern-day ancestors, researchers report June 14 in Science Advances.