SpeciesAmerican Black Bear
Least Concern

American Black Bear

Ursus americanus

About the American Black Bear

The American black bear (Ursus americanus) is the smallest and most widely distributed of North America's three bear species, found across a broad range of forested habitats from boreal woodlands in Canada to subtropical swamps in Florida and scrubland in northern Mexico. Adults typically weigh between 100 and 600 pounds depending on sex, season, and region, and despite the name, coat color varies widely from jet black and cinnamon brown to the rare bluish-gray 'glacier bear' of coastal Alaska and the cream-colored 'Kermode bear' of British Columbia.

As omnivores, American black bears play a measurable role in seed dispersal, insect population control, and nutrient cycling, particularly through their consumption of berries, carrion, and social insects such as yellowjackets and ants. The IUCN Red List classifies the species as Least Concern, with a population estimated in the hundreds of thousands, but localized pressures persist: habitat fragmentation from road construction and suburban sprawl, vehicle collisions, poaching for the commercial trade in gallbladders and paws, and the long-term consequences of conditioning bears to human food sources, which almost always ends in lethal removal of the individual animal.

Things worth knowing

  • American black bears are strong climbers from birth, and cubs regularly escape predators such as gray wolves (Canis lupus) and cougars (Puma concolor) by retreating into trees.
  • Female American black bears typically give birth during winter dormancy in January or February, and newborn cubs weigh less than a pound at birth despite their mother potentially weighing several hundred pounds.
  • The Kermode bear, a white or cream color morph of Ursus americanus, occurs in a small coastal population in British Columbia and holds significant cultural importance in the traditions of the Tsimshian and other First Nations peoples.
  • American black bears can detect food odors from over a mile away, a sense of smell estimated to be roughly seven times more sensitive than that of a domestic dog.
  • Unlike true hibernators, American black bears enter a state of torpor in which body temperature drops only modestly, allowing a female to rouse herself to give birth and nurse cubs without fully waking.
  • Poaching for the traditional medicine market remains a documented threat; American black bear gallbladders are sold illegally as a substitute for the bile of Asian bear species listed as Vulnerable or Endangered on the IUCN Red List.
Who protects them

0 organizations protect the American Black Bear

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