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Hydra
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Hydra budding Green hydra with a smaller hydra budding from its side, both with tentacles extended, against a black background. Diagram of a Hydra, a cnidarian, showing its simple nervous system as a network of interconnected nerves called a nerve net spread throughout its body and tentacles.
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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
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Lion (panthera leo)
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Hydra: Media

hydrozoan genus
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Hydra budding
Members of the genus Hydra reproducing by budding, a type of asexual reproduction...
Roman Vishniac Archive, International Center of Photography, New York, courtesy of Mara Vishniac Kohn
Hydra
A new hydra (Hydra) can be seen budding from an existing one. The new hydra...
© Sinhyu—iStock/Getty Images
cnidarian nervous system
In primitive animals such as Hydra, a marine organism related to jellyfish...
Encyclopædia Britannica, Inc.
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