Yala is the most visited and second largest national park in Sri Lanka. bordering the Indian Ocean. It is situated in the southeast region of the country, and lies in Southern Province and Uva Province. Yala National Park has a variety of ecosystems including moist monsoon , dry monsoon, semi deciduous, thorn, grasslands, fresh water and marine wetlands, and sandy beaches. The national park is situated in the dry semi-arid climatic region. and there are 215 bird species of the park, six are endemic to Sri Lanka. 44 species of mammals are resident in Yala National Park, and it has one of the highest leopard densities in the world. Yala can be seen Sloth Bear, Leopard, Elephant, Wild water buffalo are threatened species. Toque Macaque, Golden Palm Civet, Red Slender Loris, and Fishing Cat are among the other mammals . The park covers 979 square kilometres (378 sq mi). The park consists of five blocks, such as
Yala Block 1
The Palatupane gate, 15 km east of Tissamaharama, is the main entrance to Yala National Park. This is block 1 of the park - the most popular safari area of Yala. Block 1 is almost exclusively used for safaris into Yala and it is also in this part of the national park one get the best chance to observe leopards as well as other wildlife and many species of water birds.
Yala Block 2
Is for the more adventurous as it involves several river crossings and a four wheel drive vehicle with all terrain driving capabilities to venture deep inside the wilderness, but you’ll also need backup vehicle to venture into Yala Block 2, where you’ll encounter less disturbed wildlife but are very shy of noises and will beat a hasty retreat into the shades.
Main gate in Galge area, on Buttala-Kataragama road and the adjoining Kumana Park or 'Yala East' main gate at Okanda, on the east coast not far from Pottuvil, however are becoming popular in their own right too. Most of the visitors stated that reasons for their visit is to see wild animals, and elephant is the most preferred animal. The visitors like to see bears, leopards, birds as well
Yala Block 4
Block 4 and strict nature reserve,This is not used for safaris yet. Even though there are some roads which have been constructed by the Department of Wildlife recently, with a thick canopy and large trees it is hard to see animals here. It is in the North area of Yala and has a rainfall more than any of the other blocks, due to such, you get a very different kind of vegetation in this Block.
Yala Block 5
Main Entrance is Galge entrance. Block 05 is adjoining Block 03 and Block 04 in the Northern area of the park. With a lesser number of jeeps, you can always enjoy a private safari here. Compared to Block 01, sightings are low in this area due to the dryness. But it has a few leopards, elephants, sloth bears, spotted deer and a lot of birds.