Reinforcements arrive in the shape of another bear.
增援来了，是另一头熊。
But it is only a temporary alliance.
然而，这只是暂时的联盟。
The wolves are true team players.
狼群才是真正的团队协作者。
The well drilled pack outwit their opponents and then return.
它们训练有素，以智取胜满载而归。
Once again, the bear loses his meal.
熊再次丢了食物。
And the backup is seen off, too.
后援也被赶走。
With meat off the menu, the bear goes back to a diet of plants, nuts, berries and insects.
没有了肉，熊只能回去吃植物以及坚果、浆果和昆虫。
Meat is not essential, but it is the best way to grow fat fast.
肉虽不是它们必需的食物，却是迅速长膘的最佳选择。
With summer coming to an end, time is of the essence.
夏天快要结束了，时间紧迫。
If the bear does not gain enough weight in the next few weeks, he will not survive the winter.
如果这头熊在下面几周内无法增加足够的体重，它将熬不过这个冬天。
