Show snail lives without air while the snail has lungs heart it and nd a general circulation and is in every respect an air breathing crea ture it can nevertheless exi exist t natly without it hout inhaling the least I 1 breath of 0 air the element that i ib usually considered the essen to exl edit tence in ili all creatures supplied bup plied with lungs to all organized creature rea ture 0 said bald leppert tile the lemoral of oxygen water nourishment and heat causes death to ensue NN hen bell that statement tat ement ab nude made leppert did not appear to consider the nail is orn orif imong among the tha great host of organized creatures for experiments by bv Spill anzani hda have proved that aay or ill ohp usual lita life conditions can be bc in the case of the snail without terminating ltd its or lit in iny may ay impairing its functions the caurin on sn annl tit retreats into hib bib on the approach appi of frosty weather veather and the opening or mouth of its hill I 1 is hermetically hermetic all seal ed by a ste St reton which is of a bilk texture and all ab to air and water in this condition it is plain that it is deprived of three ot of tit torn ot A tile lile aboc an tier her and nourishment |