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Outline On Black Bears

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Black Bears
Ursus americanus Evolution:
• Black Bears o Kingdom: Animalia o Phylum: Chordata o Class: Mammalia o Oder: Carnivora o Family: Ursidae o Genus: Ursus o Species: americanus
• Sister Species: The American Black Bear is a sister species to Ursus maritimus (Polar bear) and Ursus arctos (Brown bear).
Ecology:
• Lifespan: Black bears can live up to 30 years in the wild but most only live around 10 years because of circumstances involving humans. Over 90% of young bear deaths are the results of gunshots, traps, vehicles and various other human interactions.
• Body Size: Males are typically 30 to 40 percent larger than the female bears. Males weigh an average of 250 pounds with females weighing around 150 pounds. Adult bears are

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