diff --git a/data/json/monsters/zed-pupating.json b/data/json/monsters/zed-pupating.json
index b881b87ec0956..2bb2a4ffb3323 100644
--- a/data/json/monsters/zed-pupating.json
+++ b/data/json/monsters/zed-pupating.json
@@ -15,17 +15,14 @@
   {
     "id": "mon_zombie_crawler_pupa",
     "type": "MONSTER",
-    "name": { "str": "pupating zombie crawler" },
-    "description": "This half of a human corpse is wrapped in sticky black fibers that cover everything from the neck down.  Beneath the wrapping there is a strange rhythmic movement, grotesque to behold.",
     "copy-from": "mon_zombie_crawler_pupa_decoy",
-    "harvest": "zombie_pupating",
     "extend": {
       "special_attacks": [
         {
           "type": "spell",
           "spell_data": { "id": "small_raptor_spawn", "hit_self": true },
           "cooldown": 50,
-          "monster_message": "The pupating zombie crawler bursts, and gore-smeared winged beasts climb out of the corpse!"
+          "monster_message": "%s bursts, and gore-smeared winged beasts climb out of the corpse!"
         }
       ]
     }
@@ -47,17 +44,14 @@
   {
     "id": "mon_zombie_pupa",
     "type": "MONSTER",
-    "name": { "str": "pupating zombie" },
-    "description": "This human corpse is wrapped in sticky black fibers that cover everything from the neck down.  Beneath the wrapping there is a strange rhythmic movement, grotesque to behold.",
     "copy-from": "mon_zombie_pupa_decoy",
-    "harvest": "zombie_pupating",
     "extend": {
       "special_attacks": [
         {
           "type": "spell",
           "spell_data": { "id": "small_raptor_spawn", "hit_self": true },
           "cooldown": 50,
-          "monster_message": "The pupating zombie bursts, and gore-smeared winged beasts climb out of the corpse!"
+          "monster_message": "%s bursts, and gore-smeared winged beasts climb out of the corpse!"
         }
       ]
     }
@@ -78,17 +72,14 @@
   {
     "id": "mon_brute_pupa",
     "type": "MONSTER",
-    "name": { "str": "pupating brute" },
-    "description": "This muscular human corpse is wrapped in sticky black fibers that cover everything from the neck down.  Beneath the wrapping there is a strange rhythmic movement, grotesque to behold.",
     "copy-from": "mon_brute_pupa_decoy",
-    "harvest": "zombie_pupating",
     "extend": {
       "special_attacks": [
         {
           "type": "spell",
           "spell_data": { "id": "big_raptor_spawn", "hit_self": true },
           "cooldown": 50,
-          "monster_message": "The pupating brute bursts, and gore-smeared winged beasts climb out of the corpse!"
+          "monster_message": "%s bursts, and gore-smeared winged beasts climb out of the corpse!"
         }
       ]
     }
@@ -97,122 +88,35 @@
     "id": "mon_hulk_pupa_decoy",
     "type": "MONSTER",
     "name": { "str": "hive hulk" },
-    "//": "Not using copy_from as it messes with monster evolution.",
     "description": "The bloated torso of this gigantic corpse is wrapped in sticky black fibers.  Beneath the wrapping there is a strange rhythmic movement, grotesque to behold.",
-    "default_faction": "zombie",
-    "bodytype": "human",
-    "species": [ "ZOMBIE", "HUMAN" ],
-    "diff": 5,
-    "volume": "875000 ml",
-    "weight": "200 kg",
+    "copy-from": "mon_zombie_hulk",
     "hp": 300,
     "speed": 85,
-    "material": [ "flesh" ],
-    "symbol": "Z",
     "color": "white_magenta",
-    "scents_tracked": [ "sc_human", "sc_fetid" ],
-    "aggression": 100,
-    "morale": 100,
     "melee_skill": 4,
     "melee_dice": 3,
     "melee_dice_sides": 7,
-    "melee_damage": [ { "damage_type": "cut", "amount": 0 } ],
-    "weakpoint_sets": [ "wps_humanoid_body", "wps_humanoid_head_small" ],
-    "families": [ "prof_intro_biology", "prof_physiology", "prof_wp_zombie", "prof_wp_hulk" ],
-    "vision_day": 83,
-    "vision_night": 4,
+    "bleed_rate": 100,
     "harvest": "zombie_pupating_hulk",
     "grab_strength": 35,
-    "special_attacks": [
-      { "id": "grab" },
-      { "id": "bite_humanoid", "cooldown": 5 },
-      { "id": "scratch_humanoid" },
-      { "id": "smash", "cooldown": 30 }
-    ],
-    "death_drops": "mon_zombie_hulk_death_drops",
     "regenerates": 10,
-    "flags": [
-      "SEES",
-      "HEARS",
-      "SMELLS",
-      "STUMBLES",
-      "WARM",
-      "GRABS",
-      "BASHES",
-      "DESTROYS",
-      "POISON",
-      "NO_BREATHE",
-      "REVIVES",
-      "PUSH_MON",
-      "PUSH_VEH",
-      "SMALLSLUDGETRAIL",
-      "SLUDGEPROOF",
-      "FILTHY"
-    ],
-    "armor": { "bash": 8, "cut": 10, "bullet": 10, "electric": 6 }
+    "armor": { "bash": 8, "cut": 10, "bullet": 10, "electric": 6 },
+    "extend": { "flags": [ "SMALLSLUDGETRAIL", "SLUDGEPROOF" ] }
   },
   {
     "id": "mon_hulk_pupa",
     "type": "MONSTER",
-    "name": { "str": "hive hulk" },
-    "//": "Not using copy_from as it messes with monster evolution.",
-    "description": "The bloated torso of this gigantic corpse is wrapped in sticky black fibers.  Beneath the wrapping there is a strange rhythmic movement, grotesque to behold.",
-    "default_faction": "zombie",
-    "bodytype": "human",
-    "species": [ "ZOMBIE", "HUMAN" ],
-    "diff": 5,
-    "volume": "875000 ml",
-    "weight": "200 kg",
-    "hp": 300,
-    "speed": 85,
-    "material": [ "flesh" ],
-    "symbol": "Z",
-    "color": "white_magenta",
-    "scents_tracked": [ "sc_human", "sc_fetid" ],
-    "aggression": 100,
-    "morale": 100,
-    "melee_skill": 4,
-    "melee_dice": 3,
-    "melee_dice_sides": 7,
-    "melee_damage": [ { "damage_type": "cut", "amount": 0 } ],
-    "weakpoint_sets": [ "wps_humanoid_body", "wps_humanoid_head_small" ],
-    "families": [ "prof_intro_biology", "prof_physiology", "prof_wp_zombie", "prof_wp_hulk" ],
-    "vision_day": 83,
-    "vision_night": 4,
-    "harvest": "zombie_pupating_hulk",
-    "special_attacks": [
-      { "id": "grab" },
-      { "id": "bite_humanoid", "cooldown": 5 },
-      { "id": "scratch_humanoid" },
-      { "id": "smash", "cooldown": 30 },
-      {
-        "type": "spell",
-        "spell_data": { "id": "hive_raptor_spawn", "hit_self": true },
-        "cooldown": 30,
-        "monster_message": "The hive hulk opens its mouth, and a gore-smeared winged beast flies out of it!"
-      }
-    ],
-    "death_drops": "mon_zombie_hulk_death_drops",
-    "regenerates": 10,
-    "flags": [
-      "SEES",
-      "HEARS",
-      "SMELLS",
-      "STUMBLES",
-      "WARM",
-      "GRABS",
-      "BASHES",
-      "DESTROYS",
-      "POISON",
-      "NO_BREATHE",
-      "REVIVES",
-      "PUSH_MON",
-      "PUSH_VEH",
-      "SMALLSLUDGETRAIL",
-      "SLUDGEPROOF",
-      "FILTHY"
-    ],
-    "armor": { "bash": 8, "cut": 10, "bullet": 10, "electric": 6 }
+    "copy-from": "mon_hulk_pupa_decoy",
+    "extend": {
+      "special_attacks": [
+        {
+          "type": "spell",
+          "spell_data": { "id": "hive_raptor_spawn", "hit_self": true },
+          "cooldown": 30,
+          "monster_message": "%s opens its mouth, and a gore-smeared winged beast flies out of it!"
+        }
+      ]
+    }
   },
   {
     "id": "mon_zombie_pupa_decoy_shady",
@@ -233,8 +137,6 @@
   {
     "id": "mon_zombie_pupa_shady",
     "type": "MONSTER",
-    "name": { "str": "shady pupating zombie" },
-    "description": "An uncanny shadow envelops this creature.  You can make out the outline of what once may have been a human being, but its edges bulge rhythmically in places that are not anatomically possible for humans.",
     "copy-from": "mon_zombie_pupa_decoy",
     "extend": {
       "special_attacks": [
@@ -242,7 +144,7 @@
           "type": "spell",
           "spell_data": { "id": "shady_raptor_spawn", "hit_self": true },
           "cooldown": 50,
-          "monster_message": "The pupating zombie bursts, and shadowy winged beasts climb out of the corpse!"
+          "monster_message": "%s bursts, and shadowy winged beasts climb out of the corpse!"
         }
       ]
     }