Sentence:  These injuries may reflect the rigors of hunting with the <WSD>Neanderthals</WSD>' limited repertoire of weapons; the <WSD>Neanderthals</WSD> never seem to have developed projectiles, so they would have to have gotten more or less on top of their prey in order to kill them. 
Meaning of the word marked with <WSD> tags:  A specimen of the now extinct species "Homo neanderthalensis".