The Family Ursidae split off from other lineages in the Order Carnivora roughly 40 million years ago and is composed of 8 living bear species: brown bear, polar bear, American black bear, Andean bear, sun bear, Asiatic black bear, sloth bear and giant panda.
Sloth vs Sloth Bear - The Sloth Conservation Foundation
Bears - Wildlife SOS
Sloth bear Smithsonian's National Zoo and Conservation Biology Institute
Sloth vs Sloth Bear - The Sloth Conservation Foundation
Sloth bear Smithsonian's National Zoo and Conservation Biology Institute
How many bears are there, globally? - Quora
Sloth Bear Facts Sri Lanka Wildlife Guide
Ophthalmology of Ursidae: Bears
Wildlife SOS' Revolutionary Study To Track Sloth Bears In Karnataka - Wildlife SOS
Baby panda makes public debut at Malaysia zoo – DW – 05/26/2018
Bears - Wildlife SOS
Paws & Reflect: Bear Wisdom
Lessons from panda conservation could help Asia's other, overlooked, bears
Two Much Fun – San Diego Zoo Wildlife Alliance Stories