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Jellyfish, also known as sea jellies, are the medusa-phase of certain gelatinous members of the subphylum Medusozoa, which is a major part of the phylum Cnidaria. Jellyfish are mainly free-swimming marine animals with umbrella-shaped bells and trailing tentacles, although a
May 29, 2024 · Learn about jellyfish, planktonic marine invertebrates with about 200 species, or other cnidarians with similar shapes. Find out how they feed, reproduce, and vary in size, shape, and colour.
- The Editors of Encyclopaedia Britannica
Oct 4, 2018 · How much do you really know about jellyfish? Given their diverse evolutionary history, jellies exhibit a fantastic range of shapes, sizes, and behaviors. Learn all about these squishy,...
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- Nat Geo WILD
Learn about jellyfish, the ancient invertebrates that float on ocean currents and sting their prey. Find out how they eat, where they live, and why they are sometimes dangerous to humans.
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Learn about the different types, shapes, sizes and behaviours of jellyfish, the invertebrates that have survived for over 500 million years. Discover how they sting, eat, move, reproduce and why some are considered a delicacy.
Dec 3, 2020 · Jellyfish, also known as jellies, are fascinating animals that spend their lives floating in the oceans. Unlike their name suggest, jellyfish are not really fish as they lack a backbone. In fact, these animals are actually invertebrates and they are more closely related to corals, sea anemones, and sea whips than fish.
Oct 29, 2009 · Explore the diversity and beauty of jellyfish, the ancient invertebrates that thrive in all ocean habitats. See stunning images of mosaic, moon, and other jellyfish species.
