The White Whale. 1  Belugas (Delphinapterus leucas) are one of the most recognizable and popular whales because of their white skin colour and âsmilingâ upturned mouth. They are extremely sociable mammals that live, hunt, and migrate together in pods, ranging from a few individuals to hundreds of whales.
Here's what these terms mean: 1  Pace: Your immediate pace in minutes per mile or kilometer. 2  Average Pace: Your cumulative average pace for your current session in minutes per mile or kilometer.
It can be compared to the idling of a vehicle. The average heart rate in adults ranges from 65 to 80 beats per minute (bpm). Whereas, the normal resting heart rate for adults can be anywhere between 60 to 70 bpm. There is immense relevance of optimal resting heart rate.