Anamudi and the Eravikulam National Park surrounding it is home to the largest surviving population of the Nilgiri tahr (Nilgiritragus hylocrius). Asian elephants, gaur, Bengal tigers, and the Nilgiri marten (Martes gwatkinsii) are some of the species of animals found here . The Anamudi peak area is also habitat of a unique frog Raorchestes resplendens. This newly discovered species is located in the Eravikulam National Park and is restricted to less than three km2 on the summit of Anamudi. The summit of the Anamudi is vegetated with patches of stunted Arundinaria densifolia and Gaultheria fragrantissima (wintergreen), Anaphalis sp., Impatiens and some species of Eriocaulon.