chronÂ·oÂ·biÂ·olÂ·oÂ·gy. n. The study of the effects of time and rhythmical phenomena on life processes. chronâ²oÂ·biÂ·oÂ·logâ²ic (-É-lÅjâ²Ä­k) , chronâ²oÂ·biÂ·oÂ·logâ²iÂ·cal (-Ä­-kÉl) adj.
This breed is currently only recognized by five breed clubs. The American bully is a short, stocky dog with a large head and wide chest. This pitbull-type breed reaches a height of 18 to 21 inches in males, 17 to 20 inches in females and a weight of 70 to 120 pounds.There are five categories of American bully according to body type and height and weigh varies greatly.his breed is currently only recognized by five breed clubs. The American bully is a short, stocky dog with a large head and wide chest. This pitbull-type breed reaches a height of 18 to 21 inches in males, 17 to 20 inches in females and a weight of 70 to 120 pounds.
Averages vary by racial and ethnic groups. For example, the average adult non-Hispanic white male is 5 feet 9.8 inches tall and the average adult non-Hispanic black male is 5 feet 9.5 inches tall. The average height of adult Hispanic males is 5 feet 7.1 inches. Among adult Mexican American males -- who are also included in the category of Hispanic -- the average height is 5 feet 6.9 inches. Height also varies by country. Here are a list of 15 countries and how they stack up with the US.