Phenology is the rhythmic biological nature of events as they relate to climate. Tuesday mornings we hear from folks young and old as they share their observations of nature during our Phenology Talkback segment. Today we're talking bears, bees, bluebirds and a mystery plant. What have you seen outside?! Don't hesitate to send along your observations ! We'd love to hear from you. If you are a teacher who would like more information about the Phenology Curriculum, email John , we'd love to have