title: Nutrient content in fungi as a primary food of the red squirrel Sciurus vulgaris L.
authors.affiliation: Department of Zoology, University of Stockholm, S-106 91, Stockholm, Sweden.
authors.forename: Olayi
authors.initials: O
authors.lastname: Grönwall
authors.affiliation: Grimsö Wildlife Research Station, S-770 31, Riddarhyttan, Sweden.
authors.forename: Åke
authors.initials: Å
authors.lastname: Pehrson