Biomes, Trophic Levels, Habitats and Interactions
An American black bear exploring the forest in search of food.
An American black bear is a top predator on the food chain. It's tropic level is a tertiary consumer. 600,000 American black bears live from Mexico to Canada (North America) and are very adaptable to their environment. However, the bear usually lives in forests or mountain regions because of the protection from humans and easy access to food and water. The biomes that it lives in are the taiga, the temperate forests and the temperate grassland/desert. These bears can also be found in swampy areas.The American black bear will eat berries, deer, fish and other organisms. Black bears need areas with a lot of vegetation. Although they are labeled as Carnivora they mainly eat plants, leaves, twigs, roots, etc. In the summer when they need to gain pounds to be prepared for hibernation they'll eat berries are other foods that have many carbohydrates in them. Fish, bees and smaller mammals are other organisms that they eat sometimes. Aside from the mother and her cubs, and the male and female undergoing sexual intercourse black bears are solitary animals. The male bear will leave the female after sexual intercourse. From time to time the bears will search for food if there is a shortage of food in their habitat.
Sources:
http://www.iucnredlist.org/details/41687/0
http://www.americanbear.org/blackbearfacts.htm
http://www.nhptv.org/natureworks/blackbear.htm
http://www.iucnredlist.org/details/41687/0
http://www.americanbear.org/blackbearfacts.htm
http://www.nhptv.org/natureworks/blackbear.htm