In the picture to the left, it is the Jungle Fawl, the national bird of Sri Lanka. This is an endangered species. Next picture to the right shows a Peacock. You will be able to see peacocks in most of the safari tours and the picture shows how the bird looks while it is dancing in a happy mood with all feathers expanded.
Left one is the Kingfisher and you will find them near water pools which are rich with fish. The other one on the right side is the Sri Lankan Parrot You will find in most of the rural areas.