Jellyfish are gelatinous marine invertebrates belonging to the phylum Cnidaria. Their bodies are composed of over 95% water. They drift with ocean currents and use specialized cells called nematocysts for capturing prey and defense.
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the immortal jellyfish
Do Jellyfish Have Jelly
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It sounds like a sci-fi concept, but it’s just biology. Jellyfish have been drifting through our oceans for over 500 million years without a single thought. They are older than dinosaurs, yet they’ve never “known” they are alive.
They don’t need a heart because their thin skin absorbs oxygen directly from the water. They don’t need a brain because a diffuse “nerve net” handles everything. If they bump into something, they react. If they sense food, they sting. It’s not a decision, it’s just ...
a skeleton is floating in the air with its head turned to look like a jellyfishHow Do Jellyfish Function Without A Heart Or Brain?
Do Jellyfish Have Bones
JELLYFISH ANATOMY CNIDARIA - SCYPHOZOAthe skeleton of a jellyfish is shown in this black and white photo
Skeleton Of A Jellyfish
Skeleton medusaSkeleton medusaskellyfishjellyfish have no heart and no brain meaning they have absolutely no awareness of their own existenceJellyfish Drawing, Drawing Meme, Jellyfish, MemesJellyfish Emoji Meaning, Jellyfish Jokes, Giffany Gravity Falls, Funny Jellyfish Meme, Jittering Jellyfish Meme Generator, Spongebob Jellyfish Meme, Jellyfish Meme Humor, Shark Tale Jellyfish Meme, Jellyfish Jam Memea jellyfish swimming in the water near some plants and algae on the ocean floora jellyfish in the water with bubbles on it's back legs and headdo jellyfish have skeletonsthe jellyfish life cycle is shown in this diagram
