Dor beetle - swimming or drowning

Dor beetle - swimming or drowning

Observation - Dor beetle - swimming or drowning. Description: A dor beetle, bubbling nicely, on the top of the water. I must confess, I stood and watched it awhile, appreciating its skill on the water, only later considering that the poor thing might well be drowning not swimming. Are they known for their prowess on

A dor beetle, bubbling nicely, on the top of the water. I must confess, I stood and watched it awhile, appreciating its skill on the water, only later considering that the poor thing might well be drowning not swimming. Are they known for their prowess on top of the water?