By Sakshi Sah
Published May 07, 2025

Hindustan Times
Trending

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Animals that survive without brains

Discover how some creatures thrive without a brain.

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Corals may look like plants, but they are animals. Although they lack a brain, they can still grow and survive by responding to their environment.

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Jellyfish float through the sea, relying on a nerve net instead of a brain.

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Sea anemones are brainless animals that use nerve cells to catch food and protect themselves.

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Starfish have no brain but use a nerve ring to move and find food.

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Sea lilies survive without a brain, feeding by filtering nutrients from water.

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Oysters don't have a brain, but they can still feed themselves by filtering water for food.

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These animals use simple systems like nerve nets and chemical signals to survive.

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