The Enigmatic World of Jellyfish: A Deep Dive
Imagine drifting through the ocean, a ghost from 500 million years ago, with no brain or bones to weigh you down. Jellyfish have floated that way since before dinosaurs roamed the earth. You find them in every corner of the sea, from icy poles to warm tropics, playing key roles in the underwater world. These simple creatures lack hearts and skeletons, yet they thrive. More info about jelly fish lamp This article dives into jellyfish biology, their habitats, impacts on ecosystems, and tips for safe human encounters. You'll learn why these drifters matter and how to respect them. Defining the Cnidarian: Anatomy and Classification What Makes a Jellyfish a Jellyfish? The Basic Body Plan Jellyfish float with a bell-shaped body called the medusa. This dome pulses to help them move. Below it hang oral arms that grab food. The jelly part comes from mesoglea, a thick layer that's 95% water. It gives them that squishy feel. Jellyfish show radial symmetry, like a wheel, so they lo...