Complex sentence: When the exhibit opened it was also home to three African Elephants, but they died amidst concerns about the exhibit, which lead to it briefly holding Bactrian camels, but it is currently an additional home for the zoo's endangered Rhinoceros.
Split into simpler sentences: When the exhibit opened it was also home to three African Elephants, but they died, sparking concerns about the exhibit. It later briefly held Bactrian camels, but it is currently an additional home for the zoo's endangered Rhinoceros.