Why don't humans have tails?
Insider
2019-05-15
Views 24
From mackerel to monkeys, practically everyone has a tail...except humans and other apes. The reason we’re left out is because most mammals use their tails to balance while walking or running. But we apes crouch or walk upright, so we no longer need a tail to act as a counterbalance.
Report form
RELATED VIDEOS
