Photomicrograph
Olympus BH-2 photomicroscope; Mitutoyo Plan Apo 10X objective; Pentax K-1 DSLR camera
Marek Miś Photography
Suwalki, Poland
The photomicrograph represents the trachea and tracheoles located in a damselfly’s caudal gill. The image was produced using darkfield illumination and polarized light.