Leafcutter ants appear to remember past infections and respond more aggressively to familiar threats, according to a new ...

A study conducted by researchers from São Paulo State University (UNESP), in Brazil, and collaborators shows that lemon ...

Characteristics of social immune memory were observed in colonies of Atta sexdens exposed to four different pathogenic fungi.

Leafcutter ants recognize the pathogen even a month after first contact. In the photo, a lemon leafcutter cleans fungus cultivated by the species ...