So they're learning from each other. And research bears this out. 乌鸦通过互相学习，都掌握了这种技巧。 Parents seem to be teaching their young. They learn from their peers, they learn from their enemies. 乌鸦父母还教会自己的孩子这样
THE PRESIDENT: It's an amazing experience to come back to a place where you were raised. Laura was raised in Midland, I was raised in Midland, this is -- this is one of the three homes I lived in, and
Hi, everybody. As 2014 comes to an end, we can enter the New Year with new confidence that America is making significant strides where it counts. The steps we took nearly six years ago to rescue our e
