Birds have a unique circulatory system that aids their high-flying, active lifestyle. Their strong four-chambered heart efficiently pumps oxygen-rich blood to their muscles, providing them with energy. Additionally, a specialized network of blood vessels regulates their body temperature, essential for flight. Overall, their circulatory system is perfectly adapted for speed and agility in the sky.
Birds have a really cool circulatory system that helps them fly high and stay active. Their heart is super strong and has four chambers, which is different from some animals. This helps pump oxygen-rich blood to their muscles quickly, giving them lots of energy. Birds also have a special system of blood vessels that keeps their body temperature just right, which is important when they are flying. Overall, their circulatory system is designed perfectly for their needs, helping them to be fast and agile in the sky (make it shorter
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Birds have a specialized circulatory system with a strong four-chambered heart that pumps oxygen-rich blood to their muscles for energy. This, along with a unique network of blood vessels that regulates body temperature, makes them fast and agile fliers.
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