why animal or memales have 4 heart chamber?
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As warm-blooded animals, we use a lot of energy and therefore need a great supply of oxygen for our activities. The four-chambered heart gives us an evolutionary advantage- we're able to roam, hunt and hide even in the cold of night, or the chill of winter.
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As warm-blooded animals, we use a lot of energy and therefore need a great supply of oxygen for our activities. The four-chambered heart gives us an evolutionary advantage- we're able to roam, hunt and hide even in the cold of night, or the chill of winter.
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