title: Adaptive hormone changes in harp seals, Phoca groenlandica, and gray seals, Halichoerus grypus, during the postnatal period.
mesh_terms: D000450:Aldosterone / Q000097:blood*; D000818:Animals; D010872:Caniformia / Q000502:physiology*; D004906:Erythrocyte Count; D005260:Female; D006400:Hematocrit; D006854:Hydrocortisone / Q000097:blood*; D008297:Male; D008892:Milk / Q000032:analysis; D046048:Seals, Earless / Q000254:growth & development / Q000502:physiology*; D012964:Sodium / Q000097:blood; D013974:Thyroxine / Q000032:analysis / Q000097:blood*; D014284:Triiodothyronine / Q000032:analysis / Q000097:blood*
chemical_list: D014284:Triiodothyronine; D000450:Aldosterone; D012964:Sodium; D013974:Thyroxine; D006854:Hydrocortisone