By Jason Kirk, trichome (white appendages) and stomata (purple pores) on a southern live oak leaf. All images coutesy of Nikon Small World, shared with permission
Unless they were under a microscope, it would be difficult to see the shimmery barbs of a louse claw or cracks running through a single piece of table salt. The winning entries of the 47th annual Photomicrography Competition unveil these otherwise imperceptible features, showing the unique textures, colors, and shapes in stunning detail. We’ve chosen some of our favorite images below—these include the crystal-like webbing of a slime mold captured by (), the first-prize winning glimpse of an oak leaf by , and the kaleidoscopic head of a tick revealed by doctors and —and you can find more from this year’s competition on the and .
By Frank Reiser, rear leg, claw, and respiratory trachea of a louse (Haematopinus suis)
By Alison Pollack, slime mold (Arcyria pomiformis)
By Saulius Gugis, table salt crystal
By Martin Kaae Kristiansen, filamentous strands of Nostoc cyanobacteria captured inside a gelatinous matrix
By Sébastien Malo, vein and scales on a butterfly wing (Morpho didius)
By Jan van IJken, water flea (Daphnia) carrying embryos and peritrichs
By Dr. Tong Zhang and Dr. Paul Stoodley, head of a tick
By Oliver Dum, the proboscis of a housefly (Musca domestica)




