WebWhales are mammals that breathe through their lungs and cannot breathe underwater because they lack gills. So instead, whales use their blowholes to inhale air while swimming near the water’s surface. They also use … WebAccording to the professor, how does a whale conserve oxygen while underwater? [Click on 2 answers.] A. Its heart rate decreases. B. Its lung capacity temporarily increases. C. It slows the pace of its swimming. D. Blood flow to certain organs is decreased.

How Long Can Whales Hold Their Breath? - Unianimal

WebOct 20, 2012 · Humans, on the other hand, breathe in first and then exhale, leaving a lot of stale air in our lungs. We exchange only about 10-15% of the air in our lungs with every breath, while whales exchange about 80 … WebThe air in its lungs becomes very hot and full of water vapor. When the whale rises to the surface and exhales, its hot breath produces a column of water vapor that rises high in the air. A man produces the same effect when he exhales warm air on a cold morning.Whales are classified as mammals because they bear their young, rather than laying ... igoinfo

How do whales and dolphins breathe? - Whale

WebIn comparison to a human, a killer whale can hold its breath longer and exchange more lung air with each breath. The resting respiratory rate of killer whales at SeaWorld is about 3 to 7 breaths every 5 minutes. Thermoregulation. Like all … WebUnlike fish, blue whales cannot extract oxygen from the water as they do not possess gills. Blue whales breathe by swimming to the water’s surface and inhaling fresh air into their … WebWhales have lungs they use to get the oxygen they need by breathing air (like humans). But instead of breathing through their mouth, they breathe through their nostrils, called blowholes, located on top of their heads. They can easily breathe through the blowhole without lifting their entire head out of the water. Reproduction: igo industries firmen abc