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

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

When Bence first tried to photograph leaf-cutter ants in action ... The variation in size of the pieces they cut was fascinating - sometimes small ants seemed to carry huge bits, bigger ones just ...

Have you ever seen a trail of ants carrying green leaves back to their ... There are at least 55 distinct species of leaf ...

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