title: Hibernation can also cause high delta15N values in cave bears: a response to Richards et al.
authors.forename: Aurora Grandal
authors.initials: AG
authors.lastname: d'Anglade
authors.forename: Daniel Fernández
authors.initials: DF
authors.lastname: Mosquera
mesh_terms: D000818:Animals; D006605:Hibernation / Q000502:physiology*; D009587:Nitrogen Isotopes; D001503:Ursidae / Q000502:physiology*
chemical_list: D009587:Nitrogen Isotopes