An aquatic weed found in some countries of Central and South America, including Peru, is threatening elephant habitats and grazing areas in Valparai, a hill station in Tamil Nadu. Valparai is a hill station in Tamil Nadu close to the Kerala border. This aquatic weed, called Ludwigia peruviana, grows rapidly along the water body. It … Continue reading Ludwigia peruviana: South American Aquatic Grass Occupying Elephant Habitat