Macro.Head of dragonfly.

Macro of the head of Trithemis aurora. Female specimen.The massive bulbous eyes of a dragonfly wrap around its head like an astronaut’s helmet, giving it a 360 degree view of the world. They can see you when they’re flying towards you, and they can see you when they’re flying away. Dragonfly eyes can have four or five opsins, allowing them to perceive the normal color spectrum, along with UV light and the plane of light polarization (the effect you get with polarized sunlasses.)
Read less