（填写适当的单词或短文完成下面的短文）

　　A report on wild animals

If tigers live in the wild,they _________ for their own food．They will live _______ a family if they have babies．Baby tigers __________ how to catch ________ animals if they watch their mothers．Wolves will live in family _______ if they ________ in the wild．They will hunt ________ if they are ________．Some snakes will ________ poison if you step on them．The bears will ________ if they are in danger．