Fixes mutant bodypart assignments

code/modules/mob/living/simple_animal/hostile/cat_butcher.dm

@@ -34,10 +34,10 @@
 	. = ..()
 	if(. && prob(35) && iscarbon(target))
 		var/mob/living/carbon/human/L = target
-		if(L.dna.features["tail_human"] == "Cat")
+		var/obj/item/organ/tail/cat/tail = L.getorgan(/obj/item/organ/tail/cat)
+		if(!QDELETED(tail))
 			visible_message("[src] severs [L]'s tail in one swift swipe!", "<span class='notice'>You sever [L]'s tail in one swift swipe.</span>")
-			L.dna.features["tail_human"] -= "Cat"
-			L.dna.species.mutant_bodyparts -= "tail_human"
-			L.update_body()
-			new /obj/item/organ/tail/cat(get_turf(target))
+			tail.Remove(L)
+			var/obj/item/organ/tail/cat/dropped_tail = new(target.drop_location())
+			dropped_tail.color = L.hair_color
 		return 1