Alces(23)_181.pdf ALCES VOL. 23, 1987 ALCES VOL. 23, 1987 ALCES VOL. 23, 1987 ALCES VOL. 23, 1987 ALCES VOL. 23, 1987 ALCES VOL. 23, 1987 ALCES VOL. 23, 1987