Octopuses haven’t shared a common ancestor with humans in at least 600 million years. But somehow, separately, these invertebrates evolved remarkable problem-solving abilities, curiosity and intelligence. Octopus researcher Jennifer Mather, PhD, talks about what we know about octopus behavior and cognition, how they evolved to be so smart, how the octopus brain is structured, and what can we learn about thinking and intelligence in general from studying how it evolved in a species so far removed from us. Learn more about your ad choices. Visit megaphone.fm/adchoices