The Underwater Adaptations of the Crab and the Octopus
In The Underwater Adaptations of the Crab and the Octopus, narrator Sir David Attenborough explores how the crab and octopus survive. Learn how they have adapted to their environment, including hunting at night. This video is excerpted from BBC’s Blue Planet, a definitive documentary series diving into the mysterious depths of the sea to discover the natural history of the world’s oceans and the rarely seen marine life that reside there.
Lesson Express
Q: How long does the baby crab take to grow into an adult crab?
A: It takes five years for the baby crab to become an adult.
Q: What adaptation does the crab have that helps it to hunt in the darkness?
A: Its jointed feet are covered in sensors that lets it “taste” the sand.
Q: Are the powerful claws of the crab enough to protect it from the octopus?
A: No, the octopus is too strong for the crab.
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