Polar Bear Extra Credit Quiz

What color is a polar bear's skin?

• White

• Black

• Pink

• Yellow

Why are polar bears white?

• They have white pigmented fur

• Their hollow, clear fur reflects all sunlight and appears white

• They cover themselves in snow

What family are polar bears in?

• Felidae

• Cetacea

• Pinnipedia

• Ursidae

Are polar bears good hunters?

• Yes, their success rate is 90%

• No, their success rate is 2%

What did polar bears evolve from?

• Brown bears

• Black bears

• Sun bears

• Panda bears

Which of the following best describes how polar bears are born and raised?

• The mother finds a cave and has one cub every year, which stay in the cave for a few months

• The mother finds a cave and has 1-3 cubs, which stay in the cave for two years, being fed by their mother

• The mother digs a fully-closed den under snow and has 1-3 cubs in winter. All of them stay in the den until spring.

• The mother digs a fully-closed den under snow and has one cub every year, which stay in the den for a few months

Which of these facts are true?

• Polar bears only eat seals and birds and sometimes starve because of this, but are adapting to eat fish as well.

• Polar bears walk slowly because they often have trouble with overheating.

• Polar bears are mostly born female because temp-dependent sex determination is being influenced by global warming.

• Polar bears are born with excellent eyesight and smell, and that's why they leave dens after a few months.

How do polar bears usually sleep? (Fun fact: they sleep 7-8 hours, like people, and even take frequent naps)

• They dig shallow pits in the snow and sleep with their backs to the wind

• They dig burrows and bury themselves in snow

• They find empty caves and sleep facing the entrance

• All of these

What do polar bears eat?

• Only penguins

• Only seals

• Mostly seals, but (when desperate) also animal carcasses, penguins, fish, and plants

• Mostly seals, but (when desperate) also animal carcasses, birds, fish, and plants

How do polar bears communicate?

• Scent markings

• Noises

• Body language

• All of these