It’s April Fool’s Day, auspiciously also the start of the crayfish season, and the crew of the Southern ... he asks matter-of-factly, pointing to the pleopods on the underside of a fleshy tail. “These ...

Calculating your body mass index (BMI) involves using a simple formula with your weight (in pounds or kilograms) and height (in inches or meters). BMI is used to estimate your body fat and establish ...