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coral
Table of Contents
Introduction References & Edit History Related Topics
Images & Videos
Fish (centre) in brain coral. soft coral coral polyp
Learn how non-mobile male and female corals reproduce by releasing gametes that form planulae
sea fan blue coral
Learn how the sweeping motions of coral cilia draw nutrients inward and expel wastes away from the coral
Stony coral (Diploria).
Unique behaviors of gorgonians and trumpetfish
Staghorn coral (genus Acropora).
For Students
Soft coral (Sarcophyton)
coral summary
Quizzes
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Lion (panthera leo)
Deadliest Animals Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
vulture. An adult bearded vulture at a raptor recovery center. The Gypaetus barbatus also known as the Lammergeier or Lammergeyer, is a bird of prey and considered an Old World vulture.
Animal Factoids
Read Next
Tiger shark (Galeocerdo cuvieri).
14 Questions About Aquatic Animals Answered
Great Barrier Reef coral bleached area map and infographic
Coral Bleaching: A Threat to Our Reefs
Discover
Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.
10 of the World’s Most Dangerous Fish
Illustration for Demystified "How Dangerous is Quicksand"
How Deadly Is Quicksand?
Rural Irish landscape, Sligo, Ireland.
Why Is Ireland Two Countries?
King Cobra snake in Malaysia. (reptile)
9 of the World’s Deadliest Snakes
New Zealand. Political/Physical map. Includes locator.
Where Is “Old Zealand”?
Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)
7 of the World’s Deadliest Shipwrecks
July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.
Will Light-Speed Space Travel Ever Be Possible?

coral: Related Content

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Photos and Videos

Fish (centre) in brain coral.
soft coral
coral polyp
sea fan
blue coral
Stony coral (Diploria).
Staghorn coral (genus Acropora).
coral reef
coral bleaching near Costa Rica
Figure 34: (Bottom) Colony of coral animals Astrangia danae (magnified about 1.7X).
Learn how non-mobile male and female corals reproduce by releasing gametes that form planulae
Learn how the sweeping motions of coral cilia draw nutrients inward and expel wastes away from the coral
Unique behaviors of gorgonians and trumpetfish
Learn how climate change affects the coral reefs
What causes coral bleaching on the Great Barrier Reef?
See All Videos and Images →

Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Key People

Christian Gottfried Ehrenberg
German biologist
Otto Heinrich Schindewolf
German paleontologist
William Lonsdale
British geologist

Related Quizzes and Features

Quiz
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
Lion (panthera leo)
Deadliest Animals Quiz
vulture. An adult bearded vulture at a raptor recovery center. The Gypaetus barbatus also known as the Lammergeier or Lammergeyer, is a bird of prey and considered an Old World vulture.
Animal Factoids
List
Tiger shark (Galeocerdo cuvieri).
14 Questions About Aquatic Animals Answered