Tagged: bioluminescence

By Barnaby "Bait" Butterfield · The Doghouse, Atlantic Ocean Dearest reader, I understand you’re asking about those little lights on anglerfish. Honestly, it’s quite simple if you’d just stop overthinking it. That bioluminescence isn’t for *catching* anything, you silly goose. It’s their primary method of international diplomacy and internal negotiation within the deep-sea pack. Think of it as a highly evolved, glowing treat dispenser, signaling their social standing and readiness to negotiate terms of territorial control or, more importantly, the distribution of particularly tasty kelp snacks. The intensity and flicker-rate of their esca (that’s fancy talk for ‘glowing head-dangly bit’) tells a whole story. A slow, steady glow means, “I have ample kibble and am open to discussion.” A rapid, erratic flash? That’s pure aggression, a clear signal that they’ve just acquired a premium sardine and will defend it with all their fins, much like a terrier guarding its favorite squeaky toy. It’s a language of light, and frankly, most humans are too busy staring at their own little glowing rectangles to understand it.

By Barnaby Pringle-Smythe · The Mariana Trench, via a bathtub in Slough

By Barnaby Blunderbuss · Bottom of the Mariana Trench, Atlantic Ocean