你有没有看到过一只小狗追着球玩或者扑向它妈妈的尾巴?在野外,大多数成年的动物都不玩耍,要生存就已经够它们忙的了。小动物在玩的时候,实际上是在练习长大以后必须具备的本领。年幼的食肉动物演习捕食猎物,玩打架,看谁是头领。我们养做宠物的动物,比如说狗,即使长大了还是很 Have you ever seen a puppy chasing after a ball or toward its mother's tail? In the wild, most adult animals do not play, and survival is enough for them. When the animals are playing, they are actually capable of practicing after they grow up. Young predators prey on prey, play fights and see who is the leader. The animals we keep pets like dogs, even when they grow up