Toque macaque Toque macaque The toque macaque ("Macaca sinica") is a reddish-brown-coloured Old World monkey endemic to Sri Lanka, where it is known as the "rilewa" or "rilawa" (Sinhala රිළවා), (hence "rillow" in the "Oxford English Dictionary"). With age, the face of females turn slightly pink, prominent in the subsp. "sinica". "M. s. sinica" is found from the Vavuniya, Mannar, up to the lowlands of Anuradhapura, Polonnaruwa, Puttalam, and Kurunegala along the arid zone of Monaragala, and Hambantota districts. "M. s. aurifrons" can be found sympatrically with subsp. "sinica" within intermediate regions of the country, such as Kegalle, parts of Kurunegala. They
Tibetan macaque in males but is a more vivid, reddish-pink in females. The infants have silver-and-black fur that changes to its adult color at the age of two. The Tibetan macaque lives in mixed sex groups. In their complex social system, females remain for life in their natal group, but males disperse shortly after their adolescence (at about 8 years old). Macaque societies are hierarchical, with higher-ranking males getting better access to the resources, namely food and sexually-receptive females. Alpha males dominate the group, being those that are typically large, strong and newly mature. As they age, males tend to gradually lose