diff --git a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
index 95f72919fa..36288b1c83 100644
--- a/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
+++ b/Resources/Prototypes/Entities/Mobs/NPCs/animals.yml
@@ -1982,6 +1982,8 @@
     interactSuccessString: petting-success-tarantula
     interactFailureString: petting-failure-generic
     interactSuccessSpawn: EffectHearts
+    interactSuccessSound:
+      path: /Audio/Animals/snake_hiss.ogg
   - type: NoSlip
   - type: Spider
   - type: IgnoreSpiderWeb
@@ -1990,6 +1992,12 @@
     bloodReagent: CopperBlood
   - type: Speech
     speechVerb: Arachnid
+    speechSounds: Arachnid
+  - type: Vocal
+    sounds:
+      Male: UnisexArachnid
+      Female: UnisexArachnid
+      Unsexed: UnisexArachnid
   - type: Tag
     tags:
     - DoorBumpOpener
diff --git a/Resources/Prototypes/Entities/Mobs/NPCs/space.yml b/Resources/Prototypes/Entities/Mobs/NPCs/space.yml
index 5df5351161..75f717a9d1 100644
--- a/Resources/Prototypes/Entities/Mobs/NPCs/space.yml
+++ b/Resources/Prototypes/Entities/Mobs/NPCs/space.yml
@@ -262,6 +262,12 @@
   - type: IgnoreSpiderWeb
   - type: Speech
     speechVerb: Arachnid
+    speechSounds: Arachnid
+  - type: Vocal
+    sounds:
+      Male: UnisexArachnid
+      Female: UnisexArachnid
+      Unsexed: UnisexArachnid
 
 - type: entity
   id: MobSpiderSpaceSalvage