问题 问答题

积累资料。  

       请你课下广泛地收集资料,看一看大干世界中还有哪些动物之间有共栖现象?还有哪些动物之间是天敌呢?     

动物之间有共栖现象:                                                                                                                        

                                                                                                                                                            

动物之间是天敌现象:                                                                                                                         

                                                                                                                                                            

答案

共栖:马来西亚的文鸟和蜜蜂

天敌:羊和狼是天敌

(答案不唯一)

单项选择题
选择题