Ten years ago, I visited a city park in the Guadalajara Metro Area that a group of enthusiastic volunteers was transforming into a bosque-escuela , an "arboreal school," where they would someday be able to teach the public all about three… In this video: - Mexico's mistletoe crisis: Is el muérdago the kiss of death? - Smooth Branches All These Young Trees - Female Black-chinned Hummingbird Visiting Nectar-rich Mistletoe