id	keyword
humanimalia-9980	hyenas
humanimalia-9980	human
humanimalia-9980	species
humanimalia-9980	journal
humanimalia-9980	bones
humanimalia-9980	carnivore
humanimalia-9980	hominins
humanimalia-9980	studies
humanimalia-9980	evolution
humanimalia-9980	evidence
humanimalia-9980	years
humanimalia-9980	scavenging
humanimalia-9980	crocuta
humanimalia-9980	africa
humanimalia-9980	hominid
humanimalia-9980	animal