No they emmit light from a fleshy bit (the esca) which attracts prey then they eat them. The esca produces light using a symbiosis with light producing bacteria.
Angler fish live deep in the ocean, so their only enemies are other creatures that can dive as deep as they do. Angler fish are preyed on by sharks, groupers, squid and anything else that's big enough to swallow these small swimmers.
Bacteria
Goblin sharks, viper fish, angler fish, gulper eel
angler fish eats various sea fish. and monkfish eat angler fish
The enemies of a butterfly fish are snappers, eels and sharks.
In springtime, the Angler Fish tend to migrate south into the antarctic tunnels and burrow in deep sea caverns surrounded by gemstones and other things. On rare occasions the Angler Fish climb out of water and attack the penguins this is a sign of hunger.
The angler fish hides from its enemies by blending into its surroundings using its camouflage abilities. Its body coloration and structure help it to effectively conceal itself in the deep-sea environment where it resides. Additionally, some species of angler fish have bioluminescent lure systems that help to attract prey while minimizing their own visibility to predators.
There isn't really a name but fish like Angler Fish, Viperfish, etc. have light on its head
angler fish up the butt
yes they do eat angler fish
Yes, both male and female betta fish bite. It shouldn't hurt you because they're too small to do any damage to you
Angler fish don't have scales at all. So the short answer is no. Do angler fish have thicker skin? Thicker that what?