Meet Nangua, a male Francois' leaf monkey that was named after the Mandarin word for pumpkin, thanks to its bright orange fur. Francois' leaf monkeys are some of the rarest monkeys in the world ...

“Francois’ langurs are born with bright orange fur, helping troop members ... Zoo Celebrates Birth of Endangered Francois' Leaf Monkey Zookeepers at the San Antonio Zoo in Texas celebrated ...

Previous studies suggest that they lived exclusively in one-male, one-female social groups throughout their range and were the only Old World monkey species to do so. Mentawai leaf monkeys were found ...