Sea Otter Fur

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Published: 10.25.2019
Level 5   |   Time: 3:23
Accent: American
Source: YouTube

Sea otter fur is unique for many reasons.


    

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  1. REVIEW the vocabulary / background.
  2. WATCH the video.
  3. ANSWER the questions.
  4. CHECK your answers. (Show Answers)

triangle Vocabulary


  • ☐ ☐ ☐ a coast [n] - land next to the ocean
  • ☐ ☐ ☐ a wetsuit [n] - clothing that is used by surfers & divers to keep their body warm in cold water
  • ☐ ☐ ☐ hypothermia [n] - a medical emergency caused by a very low body temperature.
  • ☐ ☐ ☐ 100 degrees Fahrenheit [exp] - 38 degrees Celsius
  • ☐ ☐ ☐ mammals [n] - a class of animals that includes humans, dogs, elephants and whales
  • ☐ ☐ ☐ a newcomer [n] - someone who has recently arrived
  • ☐ ☐ ☐ waded [v] - walked through the water
  • ☐ ☐ ☐ mere [adj] - not a lot
  • ☐ ☐ ☐ blubber [n] - the fat of sea mammals, especially whales and seals
  • ☐ ☐ ☐ an ace in the hole [exp] - a big advantage
  • ☐ ☐ ☐ hunted to extinction [exp] - killed until no more exist in the world
  • ☐ ☐ ☐ a down comforter [n] - a warm blanket (made from bird feathers)
  • ☐ ☐ ☐ glossy [adj] - shiny
  • ☐ ☐ ☐ tumble [v] - fall while turning or spinning
  • ☐ ☐ ☐ bob [v] - float in water moving up and down
  • ☐ ☐ ☐ fluffiness [n] - light in texture and containing air
  • ☐ ☐ ☐ buoyant [adj] - able to float
  • ☐ ☐ ☐ shed [v] - lose hair
  • ☐ ☐ ☐ pup fur [v] - the soft hair of a baby animal
  • ☐ ☐ ☐ comes at a price [exp] - has negative consequences
  • ☐ ☐ ☐ groom [v] - touch and clean the fur
  • ☐ ☐ ☐ insulating [adj] - protect something from heat loss
  • ☐ ☐ ☐ scaly [adj] - covered in scales (overlapping plates)
  • ☐ ☐ ☐ mat [v] - (hair) that come together in a thick mass
  • ☐ ☐ ☐ a hair shaft [n] - the long part of a piece of hair
  • ☐ ☐ ☐ a barb [n] - a sharp point near the end of something

[n] - noun,  [v] - verb,  [phv] - phrasal verb,  [adj] - adjective,  [exp] - expression



triangle Questions


  1. How does the speaker describe the coast of Northern California?
    Beautiful
    Long
    Cold

  2. What would lead people to hypothermia?
    Swimming in that water.
    Walking along that coast.
    Not having enough fur.

  3. What is the difference in temperature between the otter and the water?
    2° F
    15° F
    50° F

  4. Which mammal has been in the ocean the longest?
    Sea otters
    Sea lions
    Whales

  5. What disadvantages do sea otter have for maintaining body heat (staying warm)?
    They stay in the water too long.
    They don't have blubber.
    Their fur is very thick.
    They are small.

  6. How do sea otters maintain their body temperature?
    Fur
    Blubber
    Swimming

  7. Why did sea otter fur almost cause their extinction?
    It was too thick.
    It carried a lot of bacteria.
    People wanted to use it for clothing.

  8. How does sea otter fur keep a sea otter warm?
    It creates heat.
    It traps air.
    It melts ice.

  9. What is unique about baby sea otter fur?
    It traps so much air.
    It creates extra heat.
    It doesn't have scales.

  10. How does a sea otter put more air into its fur?
    It dives underwater.
    It uses a pump.
    It grooms itself.

  11. Why is sea otter fur able to matt (stick) together?
    It has barbs.
    It is thick.
    It is waterproof.

  12. What is different about coyote fur?
    It doesn't have barbs.
    It is not glossy.
    It feels smooth.

  13. What are some of the features of sea ottter fur?
    It is glossy.
    It is smooth.
    It is waterproof.
    It has two layers.
    It falls out easily.
    It is useful to make clothing.



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