Related Experiment Video
Updated: Jul 8, 2026
06:19
In situ Protocol for Butterfly Pupal Wings Using Riboprobes
Published on: May 28, 2007
Putative functions and functional efficiency of ordered cuticular nanoarrays on insect wings
Gregory S Watson1, Sverre Myhra, Bronwen W Cribb
1Nanoscale Science and Technology Centre, School of Biomolecular and Physical Sciences, Griffith University, Nathan, QLD 4111, Australia. G.Watson@griffith.edu.au
Biophysical Journal
|January 15, 2008
Summary
Cicada wing nanostructures provide camouflage and self-cleaning properties. These natural structures exhibit low particle adhesion, demonstrating resistance to contamination.
Area of Science:
- Biomimetics
- Surface Science
- Nanotechnology
Background:
- Periodic nanostructures on cicada wings are hypothesized to have multiple functions.
- These structures may offer survival advantages through camouflage and enhanced surface properties.
Purpose of the Study:
- To investigate the functions and efficiencies of cicada wing nanostructures.
- To analyze their role in camouflage, antiwetting, and self-cleaning properties.
Main Methods:
- Atomic Force Microscopy (AFM) for imaging, manipulation, and adhesion probing.
- AFM used as a nanomachining tool to study surface topography effects.
- Exposure to white light, liquid droplets, and particle adhesion measurements.
Main Results:
- Hexagonal close-packed nanostructures with ~200 nm spacing observed.
- Demonstrated low adhesion for particles (20 nm-40 µm) removed by 2-20 nN forces.
- Wing surfaces exhibit low surface energy, antiwetting properties, and resistance to contamination.
Conclusions:
- Cicada wing nanostructures confer survival benefits via camouflage and self-cleaning.
- A combination of surface chemistry and structure creates a natural technology for contamination resistance.
