Without getting into discussion about the short sightedness of zoos, in general? Gathering sperm from a dying species is proving we have lost, that we give up.   Where are these elephants raised?  On the African savannahs or naturalized to  ancestral homes in Congolese jungle?   No.  These bulls are housed inside facilities and gathered like domesticated farm animals for their sperm.  What horrible planning and foresight.  A totally disgusting insight on the dismissive, uncaring robotic state that the human race has become.  Read that on your smartphone.