While some bears den in hollow stumps and tree cavities, these bears are unusual in that they often den high above ground in standing hollow trees. The cubs are weaned when they are 6-8 months old, but they stay with their mother through the winter. By comparison, a pair of white-tailed deer could produc… Baby black bears are born and live in the safety of the mother's den during winter. Bears are among the least productive mammals in North America. The cubs are naked and blind at birth and weigh only 7 ounces! Life Span: The average black bear lives to about 18 years. The Black Bear is intelligent and shy. Occasionally, black bears will eat other animals including bumblebees, birds, bird eggs, rodents, and animal or whale carcasses. Great for children from Kindergarten to 8th grade. Black bear females typically produce cubs every two years once they become mature. In the late summer and fall, black bears eat salmon from the large streams of Alaska. Females and their cubs usually emerge from their winter dens in late March or early April. What Is the Black Bear Reproductive Cycle? Mating season occurs from mid-May to mid-July and bears will mate with multiple partners during the season. Teach your students in an exciting and entertaining way using these clipart graphics! Following fertilization, the embryo doesn’t implant in the uterus until fall, at the time of den entrance. For the most part, adult black bears lead solitary lives, except when mating season takes place. Bears may spend up to six months in hibernation, during which they do not eat, drink, or expel waste. Black bears in Alaska will make their dens in the snow, under root structures, or in caves. The female gives birth to 1-5 cubs in January or February. The cubs learn how to find food and survive from their mother during the spring, summer, and fall. Males may fight one another for access to … (Persistent bears will break into … Asian black bear cubs will nurse for 104–130 weeks, and become independent at 24–36 months. As the name itself suggests, American Black bear is commonly seen in black color. Black bear mating season occurs during the summer, but the embryos do not begin to develop until the mother bear enters her den. In northeastern Minnesota, black bears mate in late May or June. Physiology > Evolution; Mock Experiment ; Powered by Create your own unique website with customizable templates. Life Cycle The black bear mates in June and July. We do not receive any state or federal funding. Black bear, (Ursus americanus), also called American bear, the most common bear (family Ursidae), found in the forests of North America, including parts of Mexico.The American black bear consists of only one species, but its colour varies, even among members of the same litter. Mother and cubs remain together for 16-17 months until May or June of the following year. It is apparent that the delicate cycle of the ecosystem would be greatly affected without the black bear… A black bear baby weighs between one half to one pound at birth. Black bear females typically produce cubs every two years once they become mature. black and grizzly bears. We used a Montessori mystery bag and blindfold for interest and to work on the stereognostic sense. In colder parts of Alaska, black bears will hibernate for about seven months. Their curved claws help them climb trees to search for food, but they cannot dig for food as well as a brown bear. 1926 Highway 169 Black bear females typically produce cubs every two years once they become mature. Just like their Great Smoky Mountains counterparts, pregnant black bears in Glacier Bay give birth to their cubs in their dens. Cubs are born in the middle of the winter denning period, usually between mid-January and early February. The female gives birth to 1-5 cubs in January or February. They begin life as nearly hairless, extremely small, and helpless creatures unable to open their eyes for about a week. Grizzly bears can tower over 7 feet when standing on their hind legs. PO Box 161 Biology. This set contains 22 clipart files in both color and black and white.This download contains some of the following graphics. (877) 365-7879 A mother polar bear is tasked with teaching her cub how to survive the arctic winter. Comes with 26 PNG format graphics in both color and black and white. Females can produce cubs every 2-3 years depending on the amount of food supply. The home range for an adult black bear can vary depending on the location, season, and food availability. Once born, the baby is nursed for the rest of hibernation and they will get bigger and chubbier. The only species of bear that lives in the Southeastern U.S. is the black bear (Ursus americanus). 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