Udawalawe National Park
It is a major eco-tourism destination in Sri Lanka afford excellent opportunities for photography. It was established in the year 1972, with the objective of protecting the catchment area of the Udawalawe reservoir. Udawalawe is undoubtedly the best place in Sri Lanka to see wild Asian Elephants throughout the year: there are about 500 elephants in the park and they often roam in herds of up to 100. Species recorded from the park include 94 plants, 21 fish, 12 amphibians, 33 reptiles, 184 birds (33 of which are migratory), and 43 mammals. Additionally, 135 species of butterflies are among the invertebrates found in Udawalawe.
Udawalawe is also a good birdwatching site such as Sri Lanka Spurfowl, red-faced malkoha, Sri Lanka grey hornbill, brown-capped babbler, Sri Lanka junglefowl, White wagtail and black-capped kingfisher can be seen. Oriental garden lizards, Painted-lip lizards, mugger crocodiles, Asian water monitors, Bengal monitors and 30 species of snake are found in the park. Satin trees in the park attract butterflies: beautiful Papilio crino, Delias eucharis, Euploea core and many species of ‘Yellows and Whites’ Papilio polytes. In the riverine forest areas, Graphium Sarpedon is seen.