Bhubaneswar: Nilgai, the largest Asian antelope, died on premises of Nandankanan Zoological Park (NZP) on outskirts of the city yesterday.
The 12-year-old female nilgai was suffering from illness in past few days. She was undergoing treatment and finally succumbed at enclosure 65.
Meanwhile, another female nilgai is battling for life inside the animal habitat.
Currently, the zoo houses total 21 nilgai including 4 male and 2 calves within its enclosures.