delinquent noun [C]. âº a âperson, usually âyoung, who âbehaves in a way that is âillegal or not âacceptable to most âpeople: âjuvenile delinquents.
Sahelanthropus may have walked on two legs. The oldest evidence for walking on two legs comes from one of the earliest humans known, Sahelanthropus. Walking upright may have helped this species survive in the diverse habitats near where it livedâincluding forests and grasslands.
What is a good average walking speed for fitness walking? The answer depends on a few factors, such as your age, fitness level, leg length, terrain (flat or hilly) and gender (research has shown that men move faster than women). In general, it is between 3.0 â 3.5 miles per hour which means you can walk one mile in 17 to 20 minutes. At this brisk pace, many people will enjoy the aerobic benefits, such as strengthened cardiovascular system, lower blood pressure, less anxiety and improved overall physical fitness.