Sloth Bears in India

Asia TrailSloth bears (Melursus ursinus) are little known bears native to the Indian subcontinent. National Zoo scientists are beginning a wide-ranging set of studies in support of the conservation of the endangered sloth bear in the wild in India. Zoo staff are uniquely positioned to lead this effort.

As far back as the early 1970s, Zoo Senior Curator Dr. John Seidensticker and his colleague Dr. Andrew Laurie were the first scientists to study sloth bears in the wild, in Nepal. Fifteen years later, Anup Joshi and his University of Minnesota advisors Drs. David Garshelis and David Smith, all Smithsonian Research Associates, took up the challenge of studying these bears in Nepal. At present, Dr. A. J. T. Johnsingh and K. Yoganand are studying sloth bears in central India. Johnsingh, who worked with Seidensticker in 1981 as a post-doctoral fellow, is head of the wildlife faculty at the Wildlife Institute of India. K. Yoganand was his graduate student; he is now a FONZ-supported post-doctoral fellow at the National Zoo.

We plan to continue training local students and future conservation leaders while studying the ecology, behavior, and physiology of sloth bears in support of their conservation.

Sustaining threatened wild sloth bear populations can be achieved only with a comprehensive understanding of their ecological and behavioral needs. Students and colleagues from the Indian subcontinent will conduct these studies.

We plan to

  • assess the current distribution and abundance of sloth bears through on-the-ground surveys and geographic information systems applications;
  • examine the relationship between ant and termite ecology, cattle and buffalo herding practices, and sloth bear feeding ecology;
  • conduct focal studies of what sloth bears need to survive and reproduce in four key forest types;
  • re-establish sloth bears where they have been extirpated, after ensuring these areas contain everything the bears need to survive and reproduce;
  • devise creative ways to reduce conflict between sloth bears and the people who live near them;
  • assess the scope of the dancing bear problem and develop rehabilitation techniques for these often-abused animals; and,
  • hold conservation planning workshops in key areas that include all the stakeholders and partners to incorporate research results into conservation practices.


The National Zoo's new sloth bear exhibit on Asia Trail will introduce these animals to millions of people.

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