- Biodiversity Hotspot: Despite its small size, the rainforest is home to a large number of unique species, including over 150 species of freshwater fish, reptiles, amphibians, and mammals, with many being found only in this area.
- Endemic Species: Hiyare is known for its high number of endemic species, such as 12 unique dragonfly species and three butterfly species, making it one of the best places in the world to see rare wildlife.
- Conservation Efforts: The center focuses on animal rescue and conservation, providing medical care for injured wildlife and promoting reforestation through a tropical tree farm.
- Historical Significance: The reservoir was built over 100 years ago to supply water to Galle. Though it was later deemed unfit for drinking, it has now become a valuable natural area for biodiversity research and education.
- Accessibility: The rainforest can be easily reached from Galle via several routes, making it a convenient getaway for nature lovers and tourists seeking to explore its rich wildlife.