title: Use of artificial subice air pockets by wild ringed seals (Phoca hispida).
mesh_terms: D000388:Air; D000818:Animals; D001110:Arctic Regions; D010872:Caniformia / Q000502:physiology*; D007053:Ice; D012119:Respiration; D046048:Seals, Earless / Q000502:physiology*
chemical_list: D007053:Ice