Fossil Of your cave bear (Ursus spelaeus), a relative with the brown bear and polar bear from your Pleistocene epoch in Europe The subfamily Ursinae knowledgeable a dramatic proliferation of taxa about 5.3–four.five Mya, coincident with major environmental improvements; the primary members from the genus Ursus appeared all around this https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA