Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions



This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
1. Polar bears are strong swimmers they swim across bays or wide leads without hesitation.
2. They can swim for several hours at a time over long distances. 
3. A polar bear's front paws propel them through the water dog-paddle style.
4. The hind feet and legs are held flat and are used as rudders.
5. A thick layer of blubber, up to 11 cm thick, keeps the polar bear warm while swimming in cold water.
6. Polar bears can obtain a swimming speed of 10 kph.
7. A polar bear's nostrils close when under water.

I hope it will help you if so please mark it brainiest answer.......................
1 5 1
1. Polar bear has a white color which matches well with the surroundings. Due to it's white color polar bear isn't easily visible in the snowy white background and hence its prey is unable to see it and it protects it from predators.
2. Polar bear has a thick layer of fat under its skin which insulates the body  and protects it from extreme cold.It has two thick layers of fur on its body.
3. Polar bear has rounded body and small ears to keep the body surface area to a minimum.
4. Polar bear has a big feet to spread the weight of its body on snow to prevent it from sinking and make it walk on snow easily.
Polar bear is a good swimmer which helps it to catch its prey (seal) in water very easily.
5. Polar bear has a very strong sense of smell which helps it to locate and catch its prey.
1 4 1
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts