By Rajni Pandey | November 19, 2024
Jellyfish use a nerve net to respond to stimuli and swim, showcasing simple reflexive behaviors essential for survival.
Image Credit: Canva
Sea stars have a decentralized nerve ring that controls movement and adapts to environmental changes without a brain.
Image Credit: Canva
Lacking neurons, sponges can filter water efficiently and adapt to environmental conditions using cellular coordination.
Image Credit: Canva
Corals sense light and chemical changes, adapting their growth and reproduction to survive changing environments.
Image Credit: Canva
Single-celled slime molds solve mazes and remember paths by redistributing their cytoplasm based on past stimuli.
Image Credit: Canva
Planarians learn simple tasks using their primitive nerve cords and can retain memories even after regeneration.
Image Credit: Canva
Hydras respond to stimuli with a nerve net, allowing them to contract and adaptively hunt or avoid threats.
Image Credit: Canva
Comb jellies use specialized cells to sense their surroundings, enabling adaptive navigation and prey capture.
Image Credit: Canva
Clams close their shells when sensing light or vibrations, demonstrating basic reflexive learning to avoid predators.
Image Credit: Canva
Tunicate larvae have a simple nerve cord for navigation and exhibit adaptive responses before losing their brain as adults.
Image Credit: Canva