a row of cages like this held four leopards, a jaguar, a striped hyaena (plus two apparently empty cages). The cages weren't tiny but they were not very big either, and they had pretty much nothing inside them. The side walls are made of stones.
See here for what else I saw:
http://www.zoochat.com/254/alipore-zoo-visit-15-feb-2014-a-355860/