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.
Medical research has shown that using a pair of poles on an eight hour walk will relieve the strain on your knees by 250 tonnes-the equivalent of 60 elephants bearing down on you! On the level-poles will give you greater stability improve your posture and allow you to keep a much better walking rhythm. Uphill-poles will take some of the strain from your hamstrings making hill climbing less tiring. Downhill-poles will alleviate strain on your knees.