The study proposes that the soaring birds’ ability to glide for long durations is due to a modification in their lungs.
Soaring birds have evolved their lungs in a special way to use it for enhanced flying, according to researchers.
The new study proposes that the soaring birds’ ability to glide for long durations is due to a modification in their lungs. An air-filled sac within the birds’ lungs is believed to increase the force the birds use to power flight muscles while soaring. Looking at CT scans, the researcher noticed a huge bulge that sits in between the pectoralis — the downstroke flapping muscle — and the supracoracoideus muscle, or upstroke flapping muscle. Both muscles are located on the front of theBirds are capable of outrageous acrobatics and of flying in hypoxic environments.
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