Study

Marine Mammals - Review

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  • Do all mammals breath air?
    Yes, they do. All mammals get oxygen from the air.
  • Is a platypus a mammal?
    Yes, it is.
  • What animal is this?
    It's a dolphin.
  • What animal is this?
    It's a walrus.
  • Does an octopus have a backbone?
    No, it doesn't. It's an invertebrate.
  • It’s not a mammal because it doesn’t drink its mother’s milk when it is a baby. (T or F)
    True.
  • What animal is this?
    It's a manatee.
  • What animal is this?
    It's a whale.
  • Do all mammals give birth to babies or do they lay eggs?
    Most mammals give birth, only few (a small number) lay eggs, such as the platypus.
  • What animal is this?
    It's a sea otter.
  • Which whale is the shortest?
    The beluga whale is the shortest.
  • Is a polar bear considered a Marine mammal? Why (not)?
    Yes, it is. Because Polar Bears depend on seas to survive.
  • Do all mammals live on land?
    No, they don’t. Some mammals live on land and some other live in water. For example, dolphins and seals.
  • Do marine mammals get oxygen from the air or from water?
    They get oxygen from the air.
  • Are bats the only mammals that fly?
    Yes, they are.
  • Which whale is the longest?
    The blue whale is the longest.
  • Does an earthworm have a backbone?
    No, it doesn't.
  • Which whale is as long as the sperm whale?
    The bowhead whale is as long as the sperm whale.
  • Do all mammals have hair?
    Yes, they do. Some mammals have little hair, and some have only when they are born.
  • It is a mammal because it drinks its mother’s milk when it is a baby. (T or F)
    False.