Some of the marks on it, particularly the head marks, are right over areas of the thickest bones. It's not impossible, but always worth being self-critical of "obvious" meanings with things like this.

Things that are straightforward even to us as non-expert megafaunal hunters would probably be completely obvious to actual experts (if it's not wrong), and people usually don't want to record the obvious stuff.

It's also possible the meaning is inverted. Kill the animal by throwing a spear anywhere other than these places