Jellyfish - Wikipedia Jellyfish are mainly free-swimming marine animals, although a few are anchored to the seabed by stalks rather than being motile They are made of an umbrella-shaped main body made of mesoglea, known as the bell, and a collection of trailing tentacles on the underside
Jellyfish | Characteristics, Habitat, Diet, Anatomy, Facts | Britannica 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
Jellyfish facts and photos | National Geographic Kids But despite their name, jellyfish aren't actually fish—they're invertebrates, or animals with no backbones Jellyfish have tiny stinging cells in their tentacles to stun or paralyze their prey
Jellyfish - Types, Anatomy, Habitat, Diet, Lifespan, Life Cycle Jellyfish, often referred to as sea jellies or simply jellies, are predominantly marine cnidarians distinguished by their gelatinous, bell-shaped medusa form The bell is composed mainly of mesoglea, a translucent, jelly-like substance that is more than 95% water
Everything You Need To Know About Jellyfish - animalko. com Imagine floating through the ocean without a brain, heart, or bones, yet surviving for over 650 million years! Jellyfish are some of the most fascinating creatures in our oceans, with their translucent bodies and graceful movements
Jellyfish: Roles in Marine Ecosystems Climate Change Impact Jellyfish have been around for between 500 to 700 million years, making them the oldest multi-organ animal Their role in marine ecosystems is extremely important, as they are vastly considered keystone species in most oceanic food webs
Jellies | Animals | Monterey Bay Aquarium Some fish turn the tables, eating the jelly for dinner: blue rockfish, molas, dogfish, anchovies, chum salmon and mackerel have all been recorded eating jellies The jelly is also a favorite food of sea turtles
Jellyfish - Key Facts, Information Pictures - Animal Corner Jellyfish are marine invertebrates belonging to the Scyphozoan class, and in turn the phylum Cnidaria The body of an adult jellyfish is composed of a bell-shaped, jellylike substance enclosing its internal structure, from which the creatures tentacles suspend
28 Types of Jellyfish (With Pictures) – Identification Guide Jellyfish, primarily from the phylum Cnidaria (classes Scyphozoa, Cubozoa, and Hydrozoa), are gelatinous, free-swimming marine animals known for their bell-shaped bodies and trailing tentacles armed with stinging cells (nematocysts)