Animal IQ | Foxes: Dog Hardware, Cat Software | Episode 2 | PBS

Foxes are described as “dog hardware running cat software.” These animals are incredible problem solvers, build extremely detailed mental maps of their environment, and can recognize individuals. Over the last 70 years, some foxes were selectively bred to be friendly to humans, and these descendants behave completely differently than their wild counterparts. What can we learn about IQ from them?