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.
Etymology: L, pulsare + reri, to calculate. the number of pulse beats per minute, normally the same as the heart rate. The normal pulse rate in an average adult varies from 60 to 80 beats/min, with fluctuations occurring with exercise, injury, illness, and emotional reactions.The average pulse rate for a newborn is 120 beats/min, which slows throughout childhood and adolescence.tymology: L, pulsare + reri, to calculate. the number of pulse beats per minute, normally the same as the heart rate. The normal pulse rate in an average adult varies from 60 to 80 beats/min, with fluctuations occurring with exercise, injury, illness, and emotional reactions.