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Which animals often move actively and have a central nervous system?

Which animals often move actively and have a central nervous system?

کون سے جانور اکثر فعال طور پر حرکت کرتے ہیں اور ان کا مرکزی اعصابی نظام ہوتا ہے؟
Explanation
  • Bilateral animals often move actively due to their streamlined body structure.
  • They have a central nervous system that coordinates movement and sensory input.