Mudumalai wildlife sanctuary was the first sanctuary in south India. The region is has a mix of all regions like hills, valleys, ravines, watercourses and swamps. Mudumalai wildlife sanctuary is surrounded by the tropical moist deciduous forests, dry deciduous forests and scrub forests. If a comparison is drawn with the other nearby parts of the Mudumalai wildlife sanctuary it will be well noticeable that it is much warmer than the other parts.The wildlife which can be traced in Mudumalai wildlife sanctuary is Langur, bonnet macaque, tiger, leopard, wild dog, hyena, jackal, sloth bear, elephants, gaur, sambar, spotted deer, Indian muntjac, mouse deer, wild boar, rodent and flying squirrel.