Antscan, a pioneering new platform, offers the world’s first micrometer-resolution reconstructions of ants, unveiling their complex internal architectures. Antscan was developed by scanning 2,200 preserved ant specimens at the Karlsruhe Institute of Technology’s synchrotron light source facility in Germany. Now, researchers and ant lovers can explore ant anatomy like never before!
Expanding on the state-of-the-art technology, the Antscan team utilized a cutting-edge particle accelerator to produce extremely bright and collective X-rays. This cutting-edge imaging approach allows researchers to obtain detailed 3D representations of the internal anatomy of ants without actually physically dissecting them. The resulting dataset consists of scans of 792 species spanning 212 genera, representing nearly 40% of described ant diversity.
Antscan uncovers the armored exoskeletons of these amazing insects. It harbors their muscles, nerves, digestive system and sharp, needle-like stingers. Users are invited to explore with a fun, interactive online portal that lets users rotate, zoom and virtually “dissect” ants from their own laptop. This cool new feature provides an engaging and informative experience.
A Collaborative Effort
Evan Economo, a biodiversity scientist at the University of Maryland and co-leader of Antscan. He’s primarily joined in this quest by Julian Katzke, an entomologist at the National Museum of Natural History in Washington, D.C. Their collaboration combined WHC’s environmental and education expertise and Akanksha’s biodiversity and entomology expertise to produce a valuable science resource for studying ant anatomy and behavior.
Katzke emphasized the potential applications of this dataset, stating, “It is an extremely rich dataset that can be used for a number of different applications in science, but for the arts and outreach and education.” Antscan provides a unique mix of benefits. Beyond scientific inquiry, its worth extends to educative programs and creative experiments.
In a recent interview, Economo explained just how important this dataset is, comparing its importance to studies with genetic data. He remarked, “This is kind of like having a genome for shape,” indicating that Antscan serves as a vital resource for understanding the morphological diversity among ants. The team’s dream is that this enormous library will lead to even more innovations for the built world, music, games, and more.
Preservation and Future Applications
One of Antscan’s key contributions is its role in preserving a permanent high-resolution record of life’s architecture. As fragile specimens degrade over time or wild populations vanish, Antscan creates an anatomical time capsule that can be queried and revisited long into the future. This preservation effort ensures that valuable records of biodiversity are maintained and made available for future research.
Making very novel use of synchrotron micro-CT technology, this year’s researchers were able to virtually look inside fragile specimens without endangering them. This approach allows for hard exoskeleton and soft tissue visualization in stunning detail. The Antscan team had uncovered an exciting find. It’s this biomineral “armor” layer that they found in a Central American leaf-cutter ant, a discovery that Currie and his colleagues first reported in 2020. Fungus-farming ants, such as these attines, very often have this protective cuticle. Yet, it’s largely absent elsewhere on that other branches of the ant family tree.
Antscan uses artificial neural networks to automate identification and analysis of anatomical structures. This technological advancement significantly increases the productivity of data analysis. Today, researchers can focus on understanding results rather than becoming mired in time-consuming analysis.
Broader Implications for Research
Antscan’s influence extends far beyond the world of entomology. It has the potential to initiate an equivalent important leap in morphology, similar to the way that large-scale sequencing initiatives transformed genomics. Marek Borowiec commented on the broader impact of this dataset, asserting that “The full advantage of this dataset will be realized when these methods are deployed.”
The Antscan dataset is notably valuable for scientific inquiry, due to its accessibility. David Blackburn noted that “The more people that access and work with the stuff in our museums, whether it’s physically or digitally, the greater value they add.” This new democratization of data supports a continued spirit of cross-disciplinary collaboration and technological innovation.
Economo expressed his aspirations for future applications, stating, > “I would really like to see these big libraries of organismal form one day be useful for people in robotics and engineering, so they can mine these data for new kinds of biomechanical designs.” This type of transdisciplinary exploration has the potential to produce important discoveries that connect biology with engineering and technology.