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.
Other Benefits. In addition to working every major muscle in your legs, walking lunges increase lower body stability. According to world-renowned strength coach Charles Poliquin, many people have muscle imbalances between their quadriceps and hamstrings, which can result in knee and lower back injuries.