Dinal holds a Bachelor’s Degree in Zoology, Natural Science from the Open University of Sri Lanka and is a member of the IUCN species survival commission Crocodile Specialist group and Amphibian Specialist Group. Dinal has published many articles on conservation and has written a book on the Crocodile human conflict. He has an all-round knowledge on birds, mammals and reptiles and has led many specialized tours. His knowledge and experience makes him a desired travelling companion.