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Aug 30, 2024 · Jellyfish are odd animals that are ancient, adaptable, and in some cases, possibly immortal. Learn 12 interesting facts about these ocean dwellers.
- Jellyfish are not fish – they are invertebrates. Despite their name, Jellyfish are not fish – they are invertebrates. Invertebrates are animals that do not have a backbone or spine, unlike fish and other animals with a backbone, which are called vertebrates.
- Jellyfish have been around for over 650 million years. In comparison, dinosaurs lived between about 252 and 66 million years ago, during the Mesozoic Era.
- Jellyfish come in many shapes, sizes, and colors. Jellyfish are some of the most diverse and fascinating creatures in the ocean. They come in many different shapes, sizes, and colors, which can make them very interesting to learn about and observe.
- Jellyfish have tentacles that they use to catch their food. These tentacles are long, thin appendages that are found on the sides and bottom of the jellyfish’s body.
Apr 17, 2012 · Here are 14 fun facts about jellies: 1) A group of fish is called a school. A gathering of dolphins is a pod. Several otters makes up a romp. And an assemblage of jellies is a swarm or, better yet ...
Jellyfish digest their food very quickly. They wouldn't be able to float if they had to carry a large, undigested meal around. They dine on fish, shrimp, crabs and tiny plants. Sea turtles relish the taste of jellyfish. Some jellyfish are clear, but others are in vibrant colors such as pink, yellow, blue, and purple, and often are luminescent.
Jellyfish, any planktonic marine member of the class Scyphozoa (phylum Cnidaria), a group of invertebrate animals composed of about 200 described species, or of the class Cubozoa (approximately 20 species). Learn more about the characteristics and natural history of jellyfish in this article.
- The Editors of Encyclopaedia Britannica
Sep 23, 2024 · Interesting Facts. 01 The word jellyfish has been used since 1976. It is usually applied to medusae and all similar animals including the comb jellies. 02 There are about 2,000 types of jellyfish. 03 Most jellyfish span from less than half-inch, one centimeter, to 16 inches or 40 centimeters.
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Dec 13, 2019 · Jellyfish come in a wide variety of shapes and sizes. The largest is the lion's mane jellyfish (Cyanea capillata), which can have a bell over six and a half feet in diameter and weigh up to 440 pounds; the smallest is the Irukandji jellyfish, several species of dangerous jellyfishes found in tropical waters, which measure only about two-tenths of an inch and weigh well under a tenth of an ounce.
