We find that carbon dioxide is removed from the body via what is called gas exchange in the lungs. When we inhale, air is drawn into the lungs, and the alveoli in the lungs ar â¦ e the sites where gas exchange takes place. Carbon dioxide exits the blood, and oxygen enters.
Ferrara climbed into the cage and stripped naked, then wrapped his arms around a lionâs neck. He was left with severe injuries to his head, pelvis and chest. Both lions were shot dead in accordance with zoo policy regarding such incidents.
All aboard: The lionesses take it in turns to jump on to the elephants back, while its makes a beeline for the safety of the water. Pack attack: The lionesses overcome the baby elephant, bringing it to its knees in the fight at in South Luangwa National Park. Jesse Nash, a New York-based journalist who witnessed the event, told MailOnline that he was desperate to go and help but knew that would be 'breaking the rules of nature.'.