b'Ashen Ankheg \n'b'  Large   beast ,  unaligned  \n'b'  Armor Class  16 (natural armor), 13 while  prone   Hit Points  60 (8d10 + 16)  Speed  30 ft., burrow 10 ft.\n'b' STATS STR: 19 (+4) DEX:  11 (+0)  CON:  15 (+2)  INT:  4 (-3)  WIS:  13 (+1)  CHA:  6 (-2)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'     Skills   Perception  +3,  Survival  +3  Damage Vulnerabilities  cold  Damage Immunities  acid, fire  Senses   darkvision  60 ft., tremorsense 60 ft., passive  Perception  13  Languages  body language and pheromones  Challenge  3 (700 XP) \n'b' Actions \n'b'   Bite .  Melee Weapon Attack : +6 to hit, reach 5 ft., one target.  Hit : 11 (2d6 + 4) slashing damage plus 3 (1d6) acid damage. If the target is a Large or smaller creature, it is  grappled  (escape DC 14). Until this grapple ends, the  ankheg  can bite only the  grappled  creature and has advantage on  attack  rolls to do so. \n'b'  Acid Spray (Recharge 6) . The  ankheg  spits acid in a 30-foot line that is 5 feet wide. It must not be grappling a creature. Each creature in that line must make a DC 14  Dexterity  saving throw, taking 10 (3d6) acid damage on a failed save, or half as much damage on a successful one. \n'b'  About \n'b' Ashen ankhegs are the soldiers and hunters of the colony. They are in charge of security in the tunnels as well as the supply of meat. From their point of view,  beasts ,  monstrosities , and  humanoids  are all the same. Although they sometimes search for prey on their own, the real threat lies in group assaults, where two or three of them  attack  a Medium target and quickly neutralize it.'