At birth, polar bear cubs weigh about 454 to 680 g (16-24 oz.) and are about 30 cm (12 in.) long. Males are born slightly larger than females.
How big is a 1 year old polar bear?
When the cubs leave the den they weigh around 25-35 lbs i.e. 11 to 16 kg. At the age of one year the weight reaches 200-350 lbs i.e. 90 to 163 kg. At the age of two years the male polar bear cubs weigh around 400 lbs i.e. 181 kg and are usually taller than their mother.
How big is a four month old polar bear?
The newborn polar bear baby cubs are approximately 12 inches (30 centimeters) long and will weigh approximately 16-24 oz. (454 to 680 g). A male polar bear cub is usually a bit bigger at birth than a female cub. Before the polar bear baby cubs are one month old, their eyes will have opened.
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.
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.
Do polar bears have periods?
Polar bears have a seasonally constant estrus extending from late March to about mid-July. Minimum breeding age for females averaged 5.8 years and ranged from 4.5 to 8.5 years.
What are baby polar bears called?
A Polar Bear baby is called a cub. A female polar bear can give birth to one to three cubs, but will normally give birth to 2 cubs.
Do mother polar bears eat their cubs?
Although male bears are far more aggressive and are infamous for cannibalism female mothers also eat their cubs. The cannibalism in female occurs when the mother cannot feed twins or three cubs. During nursing the sows remain hungry sometimes do not eat for months.
What is the average lifespan of a polar bear?
LIFE CYCLE: Polar bears can live up to 25 or 30 years in the wild.