You’re driving down the highway and someone cuts you off. Of course it makes you angry, so you roll down the window and do the one-finger wave to let the driver know your displeasure. But wait. Can ...
New Scientist on MSN
20 bird species can understand each other’s anti-cuckoo call
Several species of birds from different continents use and understand similar alarm calls when they see an invader that might ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback