In which state was the first photographic evidence of the vulnerable Mainland Serow documented in Raimona National Park?

The correct answer is Assam. Key Points The Mainland Serow was photographed in Assam's Raimona National Park. This sighting was the first photographic evidence of the Mainland Serow in this region. The animal is scientifically known as Capricornis sumatraensis thar. Raimona National Park, located in Assam's Kokrajhar district, was declared a national park on June 5, 2021. Important Points The Mainland Serow is a vulnerable species recognized by the International Union for Conservation of Nature (IUCN). The sighting highlights the rich biodiversity of Raimona National Park. The park is also home to other endangered species like the golden langur.