![We Have Concerns show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/076/031/small/we-have-concerns.jpg)
Summary: Bees seem to understand the idea of zero – the first invertebrate shown to do so. When the insects were encouraged to fly towards a platform carrying fewer shapes than another one, they apparently recognised “no shapes” as a smaller value than “some shapes”. Jeff and Anthony zero in on the topic.