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Certainly no other animal in their given ecosystems, short perhaps of other bear species and humans, can claim to feed on as broad a range of dietary opportunities. Food that is both abundant and easily obtained is preferred. Their jaw structure has evolved to fit their dietary habits.
All bears are omnivores. While panda bears have a 99% herbivorous diet, polar bears are mostly carnivores. The other six species are omnivorous with very broad diets. Some are hunters and others are primarily foragers.
Black bears eat a diverse diet of plants, berries, nuts, insects, fish, and meat. Here's a list of their favorite foods.
Bears conserve energy by going into a deep sleep and reducing their body temperature by 8–12 degrees, slowing their heart rate and their breathing. They also begin to break down fat stores — the fat they spent months building up through a focused and intentional eating campaign.
About 75% of the North American black bear’s diet comprises plant matter, mainly fruits and vegetables. The preferred delicacies include berries, tubers, nuts, acorns, roots, sapwood, and grass. The remaining 25% of the North American black bear’s diet is supplemented by meat obtained from bird eggs, rodents, insects, fish, and larger mammals.
So what do brown bears eat during their many hours of scavenging? Practically every food they can find! Keep reading to learn more about a brown bear’s diet, how they hunt, and what brown bears eat to prepare for hibernation. We’ll also look at circumstances where bears might be dangerous to humans.
Ideal Habitat: Black bears like large forests with a variety of fruits and nuts. Many kinds of berries and ants are especially productive in sunny openings. Lowlands and wetlands add succulent vegetation. Pools and streams help bears cool off.
The natural diet of bears consists of both plant and animal matter, including fruits, nuts, roots, insects, fish, and small mammals. By consuming a diverse range of foods, bears can access the necessary vitamins and minerals they need for growth, reproduction, and overall vitality.
Generally, bears are considered carnivorous. However, there are some variations amongst the species, and only the polar bear is a true carnivore. There is even a herbivorous species. Both plants and animals are a potential meal for bears.
Black bears are omnivores (they eat both plants and animals), but the bulk of their diet is plant material. Generally, bears are opportunists. Their preferred foods are most abundant in uneven-aged mixed coniferous/deciduous forests that contain numerous shrub species.