英語聽力：從南極到北極 18

The dogs know their prey must come out or drown. Now it’s a waiting game. The rest of the pack are calling. They’ve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and everything is shared. And this impala isreprieved.

The elephants are nearing the end of their long journey. After weeks of marching, they aredesperately tired. The matriarch can smell water and encourages the herd to make one last effort. The youngsters are exhausted, but their mothers have made this journey before and they know that they are close to water. After many hundreds of miles, they’ve arrived.