Nightfall on the Coral Reef
In Nightfall on the Coral Reef, narrator Sir David Attenborough explains how animals survive on the coral reef at night. Watch how manta rays hunt 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: What is the basket star doing at night?
A: The basket star spreads out its arms to catch plankton.
Q: How do the rays find prey?
A: They use electroreceptors to scan the seabed and hunt for prey buried in the sand.
Q: What attracts the sharks to the reef?
A: The activity of the rays attracts the sharks.
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