Here’s why some water striders have fans on their legs
The appendages help the insects navigate flowing water
By
Susan Milius
2:30pm, November 3, 2017
For an animal already amazing enough to walk on water, what could growing feather fans on its legs possibly add?
These fans have preoccupied Abderrahman Khila of the University of Lyon in France, who keeps some 30 species of bugs called water striders walking the tanks in his lab without getting their long, elegant legs wet.
https://www.sciencenews.org/article/water-striders-fans-legs-biophysics
