- Male polar bears may grow 10 feet tall and weigh over 1400 pounds.
- Females reach seven feet and weigh 650 pounds.
- In the wild polar bears live up to age 25.
- It is estimated by scientists that there are between 25,000 to 40,000 polar bears in the world.
- When a polar bear stands upright, it can reach a height of 10 feet or more.
- Adult polar bears have a total of 42 teeth.
- The scientific name for a polar bear is Ursus maritimus.
- They are a ‘new’ bear. They evolved very recently, geologically speaking, from a common ancestor with the brown, or grizzly, bear — most estimates are around 200,000 to 250,000 years ago.
- Polar bears are the largest of all bears.
- Polar bears unlike other bears do not hibernate. They enter a state known as walking hibernation where their metabolism slows.
- Twins are very common in polar bear births.
- Polar bears are the first species to become endangered because of global warming.
Sunday, February 26, 2012
Posted by Roberta at 1:15 PM