41. The white-eared titi is a medium-sized primate with grey to orange pelage . 42. The hair appears to have been a very advanced dense pelage including guard hairs and underfur. 43. Many young females reach sexual maturity early and became pregnant while still in their juvenile pelage . 44. The pelage of a newborn round-tailed muskrat varies from gray to ash-gray. 45. The pelage is soft and silky. 46. The pelage is dense and heavy; ocelli, apparently play an important role in intraspecies communication. 47. In life, it had a reddish-brown pelage colouration, like many living bat species. 48. The pelage varies in color from dark brown to dull yellow with a cream-colored throat. 49. Regional differences occur in the amount of yellowish, reddish and brownish overtones in the dorsal pelage . 50. Roosts and the pelage with broken color patterns make the species possible to camouflage from the predators.