This presentation by Doug Tallamy focuses on the ecological roles of native plants and some of the creatures that depend on them.  Additional information about this 6-part webinar developed by Ohio State University can be found here: https://u.osu.edu/6plus/.  Information about Doug Tallamy along with additional presentations can be found here: https://homegrownnationalpark.org/tallamys-hub-1.  Douglas Tallamy is an American entomologist, ecologist, and conservationist. He advocates for home gardens and landscaping that bridge the gaps between parks and preserves in providing habitat for native species.