FlashKeepers

Science · Family

Ocean and Marine Life Facts

Fun, accurate ocean and marine life facts (creatures, habitats, ocean zones) for family trivia and school reports.

40 cards · basic cards · AI-written, checked twice. Edit anything.

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What is the largest ocean on Earth?
The Pacific Ocean
How deep is the Mariana Trench?
Approximately 36,000 feet (about 11 kilometers)
What organs do fish use to breathe underwater?
Gills
How many arms does an octopus have?
Eight
What is a group of dolphins called?
A pod
What is the largest animal ever known to have lived on Earth?
The blue whale
What type of skeleton do sharks have instead of bone?
Cartilage
What does a seahorse use its curly tail for?
Holding onto seaweed and coral
How does a starfish eat its food?
It pushes its stomach out through its mouth onto the food
What is the smallest ocean in the world?
The Arctic Ocean
What is bioluminescence?
Light produced by living organisms
How do sea turtles navigate across the ocean?
By detecting and following Earth's magnetic field
What creatures do clownfish live closely with?
Sea anemones
How fast can dolphins swim?
About 20 to 25 miles per hour
Which marine animals breathe air rather than water?
Whales, dolphins, seals, and manatees

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