moves proc to simple_animal/Login()

code/modules/mob/living/login.dm

@@ -29,6 +29,4 @@
 	//Should update regardless of if we can ventcrawl, since we can end up in pipes in other ways.
 	update_pipe_vision()
 
-	walk(src, 0) // if mob is moving under ai control, then stop AI movement
-
 	return .

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

@@ -615,3 +615,9 @@
 	if(pcollar && collar_type)
 		add_overlay("[collar_type]collar")
 		add_overlay("[collar_type]tag")
+
+/mob/living/simple_animal/Login()
+	..()
+	walk(src, 0) // if mob is moving under ai control, then stop AI movement
+	return .
+