July 21, 2023
By Sonakshi Khandari Govind Kolady
Image source: Adobe stock
& astonishing functions of their radiant light!
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Nature never ceases to amaze us, and bioluminescent animals are one of their marvels. Dive into the mysterious world of natural luminosity to learn about 9 bioluminescent animals and the fascinating functions of their radiant glow.
Image source: Pexels
Approach a jellyfish, and it responds with a warning signal–blue or green light. This luminous display serves as a message to other sea creatures, indicating the area is taken.
Image source: Pexels
A water body that illuminates a blue light is because of this algae. This shine results from contact with organisms, the movement of waves, and a threat alert to predators.
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Resembling jellyfish, these marine animals roam the seas, protecting the marine ecosystem by consuming phytoplankton. The blue light emission is used to communicate, lure prey and attract mates.
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This beetle lights up to catch their mates attention and ward off enemies. In the 2000 firefly species, many have a lighting pattern that’s unique to their species alone.
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True to their name, this group encompasses 250 species, each possessing a distinct glow. They emit light to attract mates, deter foes, camouflage themselves and capture prey.
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Not all octopuses exhibit bioluminescence. However, those capable of emitting light display a stunning spectacle while managing its intensity to slink away, conceal themselves and blend in without being noticed.
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It's considered a worm but is not one; it's rather a group of adult insects or larvae. Their reasons to glow are similar, with glow-producing organs in the thoracic and abdominal regions.
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With an appearance matching its name, it emits light through a special organ called photopores. It even releases light from the barbel, located beneath the jaw, to attract prey.
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The female of this species stands apart from males due to a distinctive dorsal fin with illuminating photopores. Bacteria within this fin contribute to its glowing appearance.
Image source: Wikimedia Commonss