Join us on this easy walk to learn about the fascinating creatures that share the outdoor spaces near your home! Explore the diverse wildlife of Boulder County plains, from birds and mammals to reptiles and insects. 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.