In Kelp Thrive With Their Attack and Defense Techniques, narrator Sir David Attenborough witnesses the attack and defense techniques of unusual marine creatures. Sea urchins gang up on kelp, a starfish uses its feet to taste prey, and sand dollars cluster together to avoid being liquefied! This video is excerpted from BBC's Planet Earth, a breathtaking documentary series that highlights the natural wonders of our planet.
In Kelp Thrive With Their Attack and Defense Techniques, narrator Sir David Attenborough witnesses the attack and defense techniques of unusual marine creatures. Sea urchins gang up on kelp, a starfish uses its feet to taste prey, and sand dollars cluster together to avoid being liquefied! This video is excerpted from BBC's Planet Earth, a breathtaking documentary series that highlights the natural wonders of our planet.