Answer : 1. "केरल"
Explanation :

Eravikulam National Park (ENP) in Idukki district of Kerala, which is closing for the calving season of the Nilgiri tahr, hosts diverse flora and fauna. Declared a national park in 1978, it covers 97 square km, including Anamudi, the highest peak south of the Himalayas. Famous for the “Neelakurinji” flower that blooms every twelve years, the park experiences heavy monsoons. Rich in biodiversity, it has species like the Nilgiri tahr, gaur, sloth bear, and is home to rare butterflies and the world's largest moth, the atlas moth.