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The First Filter Feeder
Today, filter feeders like clams, sponges, krill, baleen whales, fishes, and many...
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Ancient Entoproct Community
For a long time, scientists thought that some small tentacled fossils were early...
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Cockatoo Squid
This transparent cockatoo squid (Leachia sp.), also known as a glass squid, lives...
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Midwater Jellyfish
A fringe of short tentacles surrounds the flattened bell of this tiny, transparent...
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Early Whale with Webbed Feet
This early whale was well suited to life at sea. But it also may have spent time on...
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Multispecies Communities of Seacows
Sirenians, or seacows, are a group of marine mammals that include manatees and...
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