Yes. Brown bears, like Grizzly Bears especially, often kill and eat adult or young black bears whenever they meet each other.
Siberian tigers and brown bears occasionally prey on asian black bears. Leopards are known to prey on asian black bear cubs.
The Brown bear is way bigger then the black bear. The brown bear is also more aggressive.
The brown bear and squrriel can have competition over nuts and berries and the such, but also the bear can be the predator and the squirrel be the prey.
The brown bear.
Brown bears in Russia prey on elk, deer, moose, and wild boar.
Sun bears are preyed on by saltwater crocodiles.
The European brown bear. Though it is rare!
if it's a brown bear, yes if it's a black bear, no if it's a polar bear, no if it's a grizzly bear, yes
Brown bear, and the grizzly is a race of the brown bear.
Black bears usually flee from the bigger, stronger brown bear.
brown,,, white,, it depends on which kind the bear is....
Polar Bear Brown Bear (Grizzly Bear, Kodiak Bear) Black Bear Sun Bear Spectacled Bear Cave Bear (extinct) Giant Panda Bear Red Panda Bear Sloth Bear Spirit Bear (Black Bear That Is Born White) Asian Black Bear * American Black Bear ** Cinnamon Bear ** Kermode Bear * Asiatic Black Bear ** Baluchistan Bear ** Formosan Black Bear ** Pakistan Black Bear * Brown Bear ** Atlas Bear ** Bergman's Bear ** Blue Bear ** Eurasian Brown Bear ** European Brown Bear ** Gobi Bear ** Grizzly Bear ** Himalayan Brown Bear ** Himalayan Red Bear ** Hokkaido Brown Bear ** Kamchatka Brown Bear ** Kodiak Bear ** Marsican Brown Bear (critically endangered) ** Mexican Grizzly Bear ** Siberian Brown Bear ** Syrian Brown Bear * Giant Panda ** Qinling Panda * Sloth Bear ** Sri Lankan Sloth Bear * Sun Bear * Polar Bear * Ursid hybrid ** Grizzly-polar bear hybrid * Spectacled Bear * Agriotherium * Ailuropoda microta * Arctodus simus * Bear dog * Cave bear * Cephalogale * Dwarf Panda * Hemicyon * Hemicyonidae ("dog-bear") * Kolponomos * Kolponomos newportensis * MacFarlane's Bear (disputed) * Parictis