What kind of scales does the blue-tailed damselfly?

The blue-tailed damselfly, known scientifically as Ischnura elegans, has a body covered in tiny, overlapping scales that give it a vibrant coloration. These scales are primarily structural, reflecting light in a way that enhances the damselfly's blue and green hues. The scales also help with waterproofing and protection against predators. Additionally, the arrangement of these scales can vary among different color forms of the species.