Man has a big he can think, learn and Scientists used to think that men are different from animals because they can think and They know now that animals can learn----dogs, mice, birds can So scientists are beginning to understand that men are different from animals because they can Animals cannot They make noises when they are afraid, or angry, or Apes are our nearest They cannot think like us because they have no They can neverthink about the past or the Language is a wonderful Every child can speak his own language very well when he is four or five----but no animal learns to How do children learn? Scientists do not really What happens when we speak? Scientists do not They only know that man can speak because he has a big