![Stock photo of Firefly squid (Watasenia scintillans) emitting light from photophores.... Available for sale on www.naturepl.com Stock photo of Firefly squid (Watasenia scintillans) emitting light from photophores.... Available for sale on www.naturepl.com](https://www.naturepl.com/cache/pcache2/01601191.jpg)
Stock photo of Firefly squid (Watasenia scintillans) emitting light from photophores.... Available for sale on www.naturepl.com
![The Bobtail Squid has a unique luminescence for camouflage known as counter- illumination (xpost from /r/interestingasfuck) : r/Cephalopods The Bobtail Squid has a unique luminescence for camouflage known as counter- illumination (xpost from /r/interestingasfuck) : r/Cephalopods](https://preview.redd.it/t5z2qgctjys51.jpg?auto=webp&s=239fc0ee2fce6b8ab7b3ae4a47a8c416441a0149)
The Bobtail Squid has a unique luminescence for camouflage known as counter- illumination (xpost from /r/interestingasfuck) : r/Cephalopods
![Bioluminescence and Vision on the Deep Seafloor 2015: Background: Bioluminescence: NOAA Office of Ocean Exploration and Research Bioluminescence and Vision on the Deep Seafloor 2015: Background: Bioluminescence: NOAA Office of Ocean Exploration and Research](https://oceanexplorer.noaa.gov/explorations/15biolum/background/biolum/media/figure1-hires.jpg)
Bioluminescence and Vision on the Deep Seafloor 2015: Background: Bioluminescence: NOAA Office of Ocean Exploration and Research
![Evidence that eye-facing photophores serve as a reference for counterillumination in an order of deep-sea fishes | Proceedings of the Royal Society B: Biological Sciences Evidence that eye-facing photophores serve as a reference for counterillumination in an order of deep-sea fishes | Proceedings of the Royal Society B: Biological Sciences](https://royalsocietypublishing.org/cms/asset/932895ed-6c7c-4afc-a600-eed14371c8f4/rspb.2020.287.issue-1928.largecover.jpg)
Evidence that eye-facing photophores serve as a reference for counterillumination in an order of deep-sea fishes | Proceedings of the Royal Society B: Biological Sciences
![MBARI on Twitter: "Squid eyes are typically large and many have photophores (light-producing organs) below them. These photophores are used for counter- illumination (a camouflaging technique in which prey items use bioluminescence to MBARI on Twitter: "Squid eyes are typically large and many have photophores (light-producing organs) below them. These photophores are used for counter- illumination (a camouflaging technique in which prey items use bioluminescence to](https://pbs.twimg.com/media/D-LQ7z5XYAEwVol.jpg:large)
MBARI on Twitter: "Squid eyes are typically large and many have photophores (light-producing organs) below them. These photophores are used for counter- illumination (a camouflaging technique in which prey items use bioluminescence to
![Bioluminescent Counter Illumination On Underside Of Silver Hatchet Fish Gulf Of Mexico High-Res Stock Video Footage - Getty Images Bioluminescent Counter Illumination On Underside Of Silver Hatchet Fish Gulf Of Mexico High-Res Stock Video Footage - Getty Images](https://media.gettyimages.com/id/1B07775_0001/video/bioluminescent-counter-illumination-on-underside-of-silver-hatchet-fish-gulf-of-mexico.jpg?s=640x640&k=20&c=F5x-ZsY1REkN1R5nT1ZKhhfzpR1HaVDZ2yFoX4tvO0k=)