The Bone Serpent is a undead creature that lurks around deep lava lakes, sometimes it jumps out of lava, sometimes it doesn't, it looks like a serpent who died a long time ago, it has grey horns, dark glowing red eyes, and it's a skeleton type, Eventually, Obviously It can be found in the lava lakes of the nether, It attacks by leaping onto its prey, The Player, piglins, hoglins, Whatever!
Be careful of fighting it okay