sun bear

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A bear (Helarctos malayanus) native to Southeast Asian forests, having black fur with a gray to orange muzzle and a tawny, crescent-shaped chest marking. It is the smallest species of bear.

from The Century Dictionary.

• noun A bear of the genus Helarctos; the bruang, or Malay bear. H. malayanus, of small size and slender form, with a close black coat and a white mark on the throat. See cut under bruang.
• noun The Tibetan bear, Ursus thibetanus.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A relatively small species of bear, Helarctos malayanus, found in Southeast Asia.