Hawks - Red-shouldered
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Red-shouldered Hawk
When a hawk breaths in, the air goes to an air sack in its abdomen and then back up to its lungs. This allows for a faster and more efficient replacement of oxygen and a higher heart rate.
Red-shouldered Hawk
When a hawk breaths in, the air goes to an air sack in its abdomen and then back up to its lungs. This allows for a faster and more efficient replacement of oxygen and a higher heart rate.
