Pollinators' changed behavior in urban areas

The number of pollinators has decreased to a dangerous level in recent years. An important reason is urbanization. But surprisingly, not only the number of pollinators decreases, also their behavior changes in urban areas. This article explains how:

https://medium.com/the-environment/4-behavioral-changes-of-pollinators-in-urban-compared-to-rural-areas-a45591d9aff2

Hummingbird (credit: Ondrej Prosicky at Shutterstock)