Scientists Studying Crows Get Another Surprise –They’re So Smart They Understand the Concept of Zero
[ad_1] Chuck Homler, DBA Focus on Wildlife /CC 4.0 license Based on substantial evidence of raven awareness, a German university has shown that some ravens can learn to recognize “zero” as a unit of counting. While that sounds ridiculous, zero is nothing, rather it is one of the most complex mathematical concepts ever devised: that…