看來，偶的帖子你沒細看，，，

附件裏說了：

Two of the birds took two attempts to figure out the trick, and the other two got it on the first try. Here's the really mind-blowing part: The birds didn't just figure out a crude behavior through trial and error; they dropped in stones only until the water was high enough to reach the worm, and went for the larger pebbles too, understanding that they would displace more water.

Which officially makes them smarter than most community college students

本科生是不是早就餓死啦？

 

 

所有跟帖： 

• 帖子我很認真的看了，但鏈接沒有打開，嗬嗬，這是人 -花自飄飄零- ♀ (57 bytes) () 05/30/2011 postreply 20:06:12

• 絕對不是瞎掰， -曲線救國- ♂ (107 bytes) () 05/30/2011 postreply 20:16:39

• 不過這鳥的親情，我倒是覺得 -花自飄飄零- ♀ (415 bytes) () 05/30/2011 postreply 20:24:45

• 就是。不過，爬梯子很危險， -曲線救國- ♂ (79 bytes) () 05/30/2011 postreply 20:31:07