The Philadelphia Zoo euthanized Toi, a 21-year-old female Red-Shanked Douc langur, on Wednesday. Toi came to the Philadelphia Zoo in 2009. The Red-Shanked Douc langur is endangered in Southeast Asia.

The red-shanked douc langur has been euthanized due to a serious decline in health. The zoo says the female primate had a variety of age-related medical issues and was euthanized on Wednesday ...

The sprawling Mandai reserve has more attractions than ever ...

The Mobile Enforcement Unit is supported by WWF and was established in 2009. On call to operate all over Mondulkiri province, the team consists of officers from the National Gendarmes and the Forestry ...

The report is published in Oryx. Gray-shanked douc langurs sport some delightfully fluffy orange and cream facial fur. - Image credit: Tai Anh Nguyen/Van et al., Oryx 2025 (CC BY 4.0)© IFL Science ...

The Red-shanked Douc Langur, often considered one of the most beautiful primates in the world, is known for its maroon-red legs and golden-orange face.

The douc langur’s population has shown a notable decline in its habitat, mainly Indochina, since the 1970s. The year in which this work was conceived saw the establishing of numerous additional ...

But the good news doesn’t come without concerns; like 50 percent of the gray-shanked douc langur’s existing habitat, Khe Lim Forest isn’t formally protected, and the area acts a bit like a ...

Who: The Philadelphia Zoo -- 3400 West Girard Avenue, Philadelphia, PA. What: Zoo's new baby Hoffman's two-toed sloth makes slow public debut, new Douc Langur is introduced as well. Where: Media ...

PHILADELPHIA (AP) - The Philadelphia Zoo says a 21-year-old red-shanked douc langur monkey has been euthanized due to a serious decline in health. The zoo says the female primate named Toi had a ...