Answer:
Brown bears are located mainly in the mountainous forest of Europe, North America and Asia.
Step-by-step explanation:
Among all the eco systems Brown bear can be found at large amount in the mountainous forest area of Europe, forests of Siberia and the tundra region of North America.
Brown bear needs dense covering area for their shelter. They are omnivorous and weighs upto 680 grams. Brown bears mature mainly at the age of 4 years and they can have a long life apparently.