Lanjak Entimau Wildlife Sanctuary safeguard highly unique diversity of the land vertebrates in Sarawak. There are at least 89 species of mammals, 263 species of birds, 112 species of freshwater fish, 64 species of amphibians and 50 species of reptiles recorded from various sites within the sanctuary and its surroundings since 2000 until 2019. Spectacled flowerpecker (Dicaeum dayakorum) was collected from Nanga Segerak in 2019 after 10 long years of awaiting of the holotype specimen to be described. The rare and elusive species of Hose’s civet (Diplogale hosei) and bay cat (Catopuma badia) photographed during a four year surveys from 2016 until 2019. After more than a decade gazetted as a wildlife sanctuary, there are still more new discoveries obtained from this rich wildlife reservoir. In order to understand the ecological relationship between totally protected areas and its neighbouring mixed use landscapes, long-term monitoring of land vertebrates in this sanctuary is recommended.