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.
Although walking is a good means of exercise, the problem is the unhealthy things a fast-moving society makes people do. People can test their pace of life on his website, quirkology (see Internet links on the right), and he suggests those who generally find it difficult to wait, queue or sit still can ease their anxiety by listening to music or chatting.