India lies within the Indomalaya ecozone and contains three biodiversity hotspots. One of 17 megadiverse countries, it hosts 8.6% of all mammalian, 13.7% of all avian, 7.9% of all reptilian, 6% of all amphibian, 12.2% of all piscine, and 6.0% of all flowering plant species. India has numerous national parks and protected areas and hosts more than five hundred wildlife sanctuaries and thirteen biosphere reserves,four of which are part of the World Network of Biosphere Reserves; twenty-five wetlands are registered under the Ramsar Convention.