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an orange sea star a top seaweed
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The Ochre Star

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A blue-ringed octopus
Article

How Octopuses and Squids Change Color

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A screenshot from the video showing a giant barrel sponge.
Video

What Makes Sponges Grow?

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an old drawing of Leeuwenhoek
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Leeuwenhoek

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Two sailing canoes float on open water, with islands spotting the horizon. The canoe hulls are orange along the bottom half and white along the top, with brightly colored sails.
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Voyaging Canoes Hōkūleʻa and Hikianalia

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a profile and top down view of a kayak
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Kayak Profile

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An image of a dark seafloor hydrothermal vent with brown, bulbous pillow lava on top. The lava is surrounded by white clam-like creatures.
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Pillow Lava

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A pod of killer whales from above.
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A Pod of Whales

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This orange boring sponge (Cliona varians) overgrows several coral species at Panama's Smithsonian Tropical Studies Institute.
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Boring Sponge on Coral

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Oceanographers divide the ocean into three broad zones, each with different species.
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Zones of the Open Ocean

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Lidia the Seal is made entirely of plastic trash from the ocean.
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Lidia the Seal

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Brown pelicans (Pelecanus occidentalis) nest in a mangrove in Ecuador’s Galapagos Islands.
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Pelican Nest in Mangroves

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