A study conducted by researchers from São Paulo State University (UNESP), in Brazil, and collaborators shows that lemon leafcutter ants (Atta sexdens) exhibit behaviors that go beyond so-called social immunity, i.e. the ability to detect pathogens and try to get rid of them for the benefit of the colony.
A social immune system: Leafcutter ants recognize and combat pathogens 30 days post-exposure
