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Cnidarians
Cnidarian Videos
Animation
Behavior
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Lesson Plan
Cnidarian AdaptationsStudents explore the origins of muscles, nerves, and animal adaptions through of study of the fascinating phylum Cnidaria.Full Lesson Plan
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Factsheet
Cnidarians: The Polyp and MedusaScientists think that cnidarians were the first animals to have muscles and nerves to produce behavior.Download Factsheet
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Reading
Cnidarians: The Polyp and Medusa, Life on the MoveMillions of years ago, unlikely pioneers sparked a revolution. Cnidarians set animal life in motion. So much of what we take for granted today began with Cnidarians.Download Reading
Features
Creature
Why Some Anemones Are Neon Green
Life can be stressful for anemones. Fortunately, the green microalgal symbionts in some anemone tissues provide them with nutrition and antioxidants that help them cope with stressors.
Why Some Anemones Are Neon Green
Life can be stressful for anemones. Fortunately, the green microalgal symbionts in some anemone tissues provide them with nutrition and antioxidants that help them cope with stressors.
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Scientist
Vicki Pearse, Department of Biology, Hopkins Marine Station, Stanford University
“I think people should know about sea anemones. Some people don’t recognize that anemones are living things.”
Vicki Pearse, Department of Biology, Hopkins Marine Station, Stanford University
“I think people should know about sea anemones. Some people don’t recognize that anemones are living things.”
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Did You Know?
Sea Anemones and Climate Change
The bleaching of these colorful cnidarians is due to the loss of symbiotic algae because of climate change.
Sea Anemones and Climate Change
The bleaching of these colorful cnidarians is due to the loss of symbiotic algae because of climate change.
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Shape of Life Blog
The Symbiotic Relationships of Anemones
Symbiosis is any type of a close and long-term biological relationship or interaction between two organisms of different species. Some anemones have these relationships.
The Symbiotic Relationships of Anemones
Symbiosis is any type of a close and long-term biological relationship or interaction between two organisms of different species. Some anemones have these relationships.
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