These fascinating creatures are more than just cute little rodents that chew up the grass. This fun and informative presentation explores the history, ecology, social structure, life cycle, behavior, and language of this keystone species — a true pillar of the prairie. Registration for most programs begins on the 20th of the month before the event. Registration required. Register Registration is required through Discover Boulder County, Parks & Open Space’s volunteer and event registration system. If you’re new to the system, you'll need to create an account. But it’s easy and we only use your contact information to communicate about events you register for. We will never sell or give your information to a third party.