Explanation:

Dudhwa National Park is a national park in the Terai belt of marshy grasslands of northern Uttar Pradesh, India, and covers an area of 490.3 km2 with a buffer zone of 190 km2. It is part of the Dudhwa Tiger Reserve covering the areas of Kheri and Lakhimpur districts. It is located on the Indo-Nepal border in the Lakhimpur Kheri District, and has buffer of reserved forest areas on the northern and southern sides. It represents one of the few remaining examples of a highly diverse and productive Terai ecosystem, supporting many endangered species, obligate species of tall wet grasslands and species of restricted distribution.