Trait recognition with Antscan reveals prevalence of biomineral armor

A figure showing the branches of attine ants. The species at the end of each branch have been 3D-visualized, with shades of brown indicating the degree to which their exoskeletons are armored with biominerals. On the right are a few tomograms (micro-CT slices) of the heads of some of the ants, which reveals the biomineral armor as stark, white outlines of their exoskeletons.

An example of research using the Antscan database. A large-scale screening of the datasets revealed that biomineral armor, which was previously only found in one species of leaf-cutter ants, was present in a host of fungus-growing ant species. A simple computational trait recognition algorithm was used to detect the thin, white outlines of exoskeletons (seen on the right), which indicate a highly reflective material — minerals. These findings could lead to further insights into the emergence of biomineral armor and its evolution across species.

Date:
12 February 2026
Credit:
Katzke et al., 2026
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