Study

Underwater Creatures

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  • How many hearts does an octopus have?
    Three
  • Can a shark regrow teeth?
    Yes
  • An electric eel can power how many light blubs?
    Ten
  • Jellyfish have lived longer than
    Sharks and dinosaurs
  • How do dolphins sleep?
    With one eye open
  • What is the loudest animal?
    A blue whale
  • What has no bones, eyes, brain, or heart?
    A sea sponge
  • Which seahorse carries the baby?
    Male
  • Can manatees turn their neck?
    No
  • How heavy can a stingray be?
    790 pounds
  • Fish use what to breathe?
    Gills
  • How many types of seaweed are there?
    Over 12,000
  • A blue whale's tongue is heavier than what animal?
    An elephant
  • The heart of a blue whale is the size of?
    A small car
  • Where is a shrimps heart located?
    Their head
  • A lobster can regrow what?
    Eyes and claws
  • Where are crabs tastebuds?
    Their feet
  • What cleans the ocean?
    A sea cucumber
  • Manatees are related to what animal?
    An elephant
  • How does a spider crab adapt to survive?
    Camouflage
  • Do stingrays use their eyes to find prey?
    No
  • Is coral alive?
    Yes
  • How big is an octopus when it hatches?
    The size of a pinky finger
  • What color blood does an octopus have?
    Blue