Male: Adult male polar bears, called boars, are substantially larger than adult females. Newborn calves weigh about 454 to 680 g (16 to 24 oz.) Male: 350 to 650 kg (772 to 1,433 lbs.) Female: 150 to 250 kg (331 to 551 lbs.)
What is another name for a polar bear?
What is another word for polar bear?
| ice bear | northern bear |
|---|---|
| sea bear | Thalarctos maritimus |
| Ursus maritimus | white bear |
How big is a female polar bear?
Males range from about 8-10 feet in length, while females are generally 6-8 feet in length. Their tails are 3-5 inches long. Male polar bears can weigh up to three times as much as the females. Males are typically 550-1700 pounds, and females are 330-650 pounds.
How long is a male polar bear?
They are about seven to eight feet long, measured from the nose to the tip of their very short tail. Male polar bears are much larger than the females. A large male can weigh more than 1,700 pounds, while a large female is about half that size (up to 1,000 pounds).
Do male polar bears kill females?
Staff at Detroit zoo said that the male polar bear had previously mated with other females without showcasing any aggressive behavior.
What is a white bear called?
Polar bear, (Ursus maritimus), also called white bear, sea bear, or ice bear, great white northern bear (family Ursidae) found throughout the Arctic region.
What does nanuk mean?
“In Inuit mythology, Nanuk (which means polar bear in Inuktitut) was the master of the bears. Inuit hunters worshiped the great bear, believing that he decided which hunters deserved success.
Do polar bears eat humans?
Bears. Polar bears, particularly young and undernourished ones will hunt people for food. … Truly man-eating bear attacks are uncommon, but are known to occur when the animals are diseased or natural prey is scarce, often leading them to attack and eat anything they are able to kill.
What is the average lifespan of a polar bear?
LIFE CYCLE: Polar bears can live up to 25 or 30 years in the wild.
Do polar bears eat penguins?
Polar bears do not eat penguins, since penguins live in the southern hemisphere and polar bears live in the northern hemisphere.
What eats a polar bear?
Predators. Adult polar bears have no natural predators except other polar bears. Cubs less than one year old sometimes are prey to wolves and other carnivores. Newborn cubs may be cannibalized by malnourished mothers or adult male polar bears.
Why is polar bear skin black?
The outer layer of hair is clear – and a polar bear’s skin is black. Polar bears evolved to have black skin, as the colour is the best for absorbing energy from the sun. … The clear fur allows this sunlight to get to the skin – but it still looks white, so that the bear can blend in with its environment of ice and snow.
Who is the tallest bear?
USGS Science Explorer. It is a close call, but the polar bear is generally considered the largest bear species on Earth. A close second is the brown bear, specifically the Kodiak bear.
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Answer.
| Polar Bear | Brown Bear | |
|---|---|---|
| Heaviest Recorded | 2,210 pounds | 2,500+ pounds |
| Average Length of Mature Male | 8-8.4 feet | >7-10 feet |
Do orcas eat polar bears?
PREY: The orca is at the top of the marine food web. Their diet items include fish, squid, seals, sea lions, walruses, birds, sea turtles, otters, other whales and dolphins, polar bears and reptiles. They even have been seen killing and eating swimming moose.
Are polar bears asexual?
Females only mate every few years, so males must compete fiercely for a female to mate with. … Polar bears aren’t monogamous animals – a strong male might impregnate several females in one season [source: Polar Bears International]. Like most aspects of polar-bear life, the pregnancy process is about energy conservation.
Do polar bears eat fish?
Food Preferences & Resources
When other food is unavailable, polar bears will eat just about any animal they can get, including reindeer, small rodents, seabirds, waterfowl, fish, eggs, vegetation (including kelp), berries, and human garbage.