How many red-shanked douc langurs are left?
By contrast, Vietnam’s red-shanked douc langur population is smaller, having suffered significant decline due to years of human-caused destruction. However, a population of about 200 individuals, from 12 different groups, currently live at Vietnam’s Son Tra Nature Reserve.
How many langurs are left in the world?
The Cat Ba langur is considered to be one of “The World’s 25 Most Endangered Primates and is assumed to have declined by 80% over the last three generations. It is estimated that there are less than 70 of these langurs left in the world.
Why red-shanked douc is endangered?
Hunting is currently the major threat to this species, most often for subsistence use and traditional medicine. Local people often hunt the species for food, pets or making glue. For the population in Son Tra, habitat loss due to development plan poses as the biggest risk to them.
Why are langur monkeys endangered?
CONSERVATION STORY Remorseless hunting and – more recently – widespread habitat destruction caused by deforestation, agricultural conversion and industrial quarrying have driven this critically endangered monkey to the brink of extinction.
What is the status of the red shanked douc langur?
Conservation Status and Threats The red-shanked douc langur is classified as Critically Endangered by the International Union for Conservation of Nature (IUCN, 2015), appearing on the IUCN Red Lists of Threatened Species.
How long does a red shanked douc live?
Females reach sexual maturity at about 4 years, while the males reach it at 4–5 years. They have a lifespan of about 25 years. The red-shanked douc is diurnal and eats and sleeps in the trees of the forest. Its diet consists mostly of leaves high in fibers.
Where can I find the red shanked douc?
Red-shanked Douc is found in a number of National Protected Areas across its range, but unless there is international involvement in conservation efforts, NPAs are typically poorly managed. Those with ongoing conservation efforts where P. nemaeus occurs (as of 2015) include:
How big do douc langurs get to be?
Males weigh between 24 and 28 lbs (10.9 to 12.6 kg). Head-to-body length in females is about 23.6 in (60 cm). Their tails add another 23.6 in (60 cm). Females weigh between 18 and 19.6 lbs (8.2 and 8.9 kg). Lifespan for captive red-shanked douc langurs is about 25 years.