An African lioness at the Nandankanan Zoological Park on the city outskirts died due to a suspected snakebite on Saturday morning.
With this, the number of lions in the zoo came down to 16.
The zoo authorities said it was suspected that the lioness that was kept in enclosure-30 (B) was beaten by a venomous snake on Friday. Later, it died while undergoing treatment.
However, the exact cause behind death of the lioness would be revealed once the postmortem report comes in, the authorities added.