id	keyword
alces-87	et al
alces-87	weights
alces-87	moose
alces-87	carcass
alces-87	alces
alces-87	adult
alces-87	carcass weights
alces-87	calves
alces-87	british
alces-87	columbia
alces-87	mean
alces-87	bulls
alces-87	ssd