Brahmagiri Wildlife Sanctuary is touched by Nagarhole National Park on its north- western edge. Spread over 181 sq.km of area, the sanctuary derives its name from the highest point, the Brahmagiri Peak, which is 1,608 m high. Evergreen and semi-evergreen forests, grasslands with shola forest patches and bamboos form the vegetation of the sanctuary.
The sanctuary offers abode to lion-tailed macaques, elephants, gaurs, tigers, jungle cats, leopard cats, wild dogs, sloth bears, spotted deer, wild pigs, sambars and Nilgiri langurs. In the park, tourists can also find slender loris, bonnet macaques, common langurs, barking deer, mouse deer, Malabar giant squirrels and Nilgiri martens. Apart from pythons, cobras and king cobras, tourists can also find emerald doves, black bulbuls and Malabar trogons within the sanctuary.