anchor.diff:  	var/id	// if the game needs to manually check your race to do something not included in a proc here, it will use this
   	var/limbs_id		//this is used if you want to use a different species limb sprites. Mainly used for angels as they look like humans.
   	var/name	// this is the fluff name. these will be left generic (such as 'Lizardperson' for the lizard race) so servers can change them to whatever
  -	var/roundstart = 0	// can this mob be chosen at roundstart? (assuming the config option is checked?)
   	var/default_color = "#FFF"	// if alien colors are disabled, this is the color that will be used by that race
   
   	var/sexes = 1		// whether or not the race has sexual characteristics. at the moment this is only 0 for skeletons and shadows
  
positive.code: // This code handles different species in the game.
  
  #define HEAT_DAMAGE_LEVEL_1 2
  #define HEAT_DAMAGE_LEVEL_2 3
  
negative.code: 	var/breathid = "o2"
  
  	var/obj/item/organ/brain/mutant_brain = /obj/item/organ/brain
  	var/obj/item/organ/eyes/mutanteyes = /obj/item/organ/eyes
  	var/obj/item/organ/ears/mutantears = /obj/item/organ/ears
  	var/obj/item/mutanthands
  