Fossil On the cave bear (Ursus spelaeus), a relative of the brown bear and polar bear with the Pleistocene epoch in Europe The subfamily Ursinae knowledgeable a dramatic proliferation of taxa about five.three–four.5 Mya, coincident with important environmental changes; the very first customers of your genus Ursus appeared close to https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA