diff --git a/icons/obj/structures_yw32x32.dmi b/icons/obj/structures_yw32x32.dmi
index d9befbbf51..2f3382921b 100644
Binary files a/icons/obj/structures_yw32x32.dmi and b/icons/obj/structures_yw32x32.dmi differ
diff --git a/maps/yw/cryogaia-05-main.dmm b/maps/yw/cryogaia-05-main.dmm
index 938464c6cd..2a0311a9c5 100644
--- a/maps/yw/cryogaia-05-main.dmm
+++ b/maps/yw/cryogaia-05-main.dmm
@@ -700,7 +700,9 @@
 /turf/simulated/open,
 /area/cryogaia/outpost/elevator/scicargo)
 "anU" = (
-/mob/living/simple_mob/animal/passive/penguin,
+/mob/living/simple_mob/animal/passive/penguin{
+	max_co2 = 0
+	},
 /turf/simulated/floor/outdoors/snow/snow/snow2/cryogaia,
 /area/borealis2/outdoors/grounds)
 "aoc" = (
@@ -5685,6 +5687,11 @@
 	},
 /turf/simulated/floor/tiled/steel_grid,
 /area/assembly/chargebay)
+"chN" = (
+/obj/tether_away_spawner/cryogaia_spiders,
+/obj/structure/prop/spiderhole,
+/turf/simulated/floor/outdoors/snow/snow/cryogaia,
+/area/borealis2/outdoors/exterior)
 "cia" = (
 /obj/item/weapon/folder/red,
 /obj/structure/table/glass,
@@ -21957,6 +21964,10 @@
 	},
 /turf/simulated/floor/tiled,
 /area/hallway/secondary/exit)
+"iug" = (
+/obj/tether_away_spawner/cryogaia_spiders,
+/turf/simulated/floor/outdoors/snow/snow/snow2/cryogaia,
+/area/borealis2/outdoors/exterior)
 "iui" = (
 /obj/machinery/stationboiler_radiator{
 	dir = 8
@@ -63619,6 +63630,7 @@ vaU
 vaU
 vaU
 vaU
+chN
 vaU
 vaU
 vaU
@@ -63690,8 +63702,7 @@ vaU
 vaU
 vaU
 vaU
-vaU
-vaU
+chN
 vaU
 vaU
 vaU
@@ -65678,7 +65689,7 @@ iSE
 iSE
 iSE
 iSE
-vaU
+chN
 vaU
 vaU
 vaU
@@ -71672,7 +71683,7 @@ iSE
 iSE
 iSE
 iSE
-iSE
+iug
 vaU
 vaU
 vaU
@@ -84975,7 +84986,7 @@ vaU
 xzt
 vaU
 vaU
-vaU
+chN
 vaU
 vaU
 vaU
@@ -88593,7 +88604,7 @@ xzt
 vaU
 vaU
 vaU
-vaU
+chN
 vaU
 vaU
 vaU
diff --git a/maps/yw/cryogaia_things.dm b/maps/yw/cryogaia_things.dm
index a13b81fc88..f9c9e94a9f 100644
--- a/maps/yw/cryogaia_things.dm
+++ b/maps/yw/cryogaia_things.dm
@@ -681,3 +681,21 @@
 	mobs_to_pick_from = list(
 		/mob/living/simple_mob/animal/passive/gaslamp/snow = 3,
 		)
+
+/obj/tether_away_spawner/cryogaia_spiders
+	name = "Aggressive spider mobs"
+	faction = "spiders"
+	prob_spawn = 100
+	prob_fall = 0
+	atmos_comp = 1
+	mobs_to_pick_from = list(
+		/mob/living/simple_mob/animal/giant_spider/frost = 1
+	)
+
+/obj/structure/prop/spiderhole
+	name = "spider hole"
+	desc = "Frost spiders often come out of those"
+	icon = 'icons/obj/structures_yw32x32.dmi'
+	icon_state = "spiderhole"
+	density = FALSE
+	anchored = TRUE