White-headed langur  (Trachypithecus poliocephalus)

White-headed black langurs on cliff face
White-headed black langurs on cliff face
© Patricio Robles Gil / naturepl.com		White-headed black langurs on cliff face
White-headed black langurs on cliff face
© Patricio Robles Gil / Sierra Madre		Cat Ba hooded black langur pair on rock, one holding infant
Cat Ba hooded black langur pair on rock, one holding infant
© Terry Whittaker
Cat Ba hooded black langur pair sat on rocks
Cat Ba hooded black langur pair sat on rocks
© Terry Whittaker		Cat Ba hooded black langur climbing across rock face
Cat Ba hooded black langur climbing across rock face
© Terry Whittaker		Cat Ba hooded black langur troop on rocky cliff face, adult carrying infant
Cat Ba hooded black langur troop on rocky cliff face, adult carrying infant
© Terry Whittaker
Cat Ba hooded black langur troop on cliff face with infant (orange coloured)
Cat Ba hooded black langur troop on cliff face with infant (orange coloured)
© Terry Whittaker