To know your BMI level, note down your your height in inches and weight in pounds. Now using the BMI formula, you can calculate if you are overweight, obese, underweight or normal. BMI Categories: Despite certain limitations, the BMI is a great way to check the proper height and weight of an individual.
Dolphins survive by living within groups to protect one another, by eating various food found throughout the ocean and by breathing when they surface. Their bodies also help to support them after millions of years of evolution to the slender, torpedo shape that can swim quickly and powerfully.
Teeth - since different animals eat different things, they don't all have the same kind of teeth; Body coverings - Hair, scales, spines, and feathers grow from the skin. All of these parts help animals survive in their environments. Movement - animals find food by moving from place to place; Some examples include: 1  The duck has webbed feet for propelling it through the water and strong wings to take to flight quickly. 2  The Bill on a bird: The longer beak helps the bird catch more food. 3  The fur on a bear : Protection from cold weather.