The heart of a blue whale, diving off the coast of ... and then slowly deflates to release that blood into the rest of the circulatory system. This adaptation, which was discovered in 1994 ...

near the blue whale's maximum heart rate, as the whale worked to reoxygenate its tissues. According to the authors, the results show how the circulatory system of whales adapts to accommodate ...

But in the blue whale heart, the muscle fibers run up ... to kick in and release stress hormones into the circulatory system. This raises your blood pressure, your heart rate, your respiratory ...

They believe blue whales must have specialized, stretchy aortic arches. This part of the heart helps push blood out to the body. In blue whales, it appears the aortic arch contracts slowly to ...

We have checked the pulse of a wild-living blue whale for ... The reduction in heart rate during dives enables whales to temporarily redistribute oxygenated blood from the heart to other muscles ...

The circulatory ... its resting heart rate. An adult human has an average resting heart rate of about 75 beats per minute, the same rate as an adult sheep. But a blue whale's heart is about ...

of blood through a blue whale's body with every beat. Miller points out that it's not as big as some scientists have suspected. Miller shows in the video below how having the heart can help ...

According to the paper, it is possible it operates like this because of an elastic-like part of the whale’s heart called an aortic arch which moves blood out to the body. Blue whales have the ...