Enjoy adorable photos of the small and charismatic American pika while learning about the diverse habitats they occupy and what their future may look like with climate change.

Photo of American pika by Chris Ray.

This program will be offered both in person and online.

Join community naturalist Dave Sutherland and composer Jeffrey Lynch for a musical hike in Boulder’s foothills, to explore ancient stories from the rocks, accompanied by music inspired Colorado’s rocks and geology.

Image of Stegosaurus courtesy of Denver Museum of Nature and Science

Advocating for bird-friendly legislation is one of the most impactful ways to help birds and the environment, but without an understanding of the process, it can seem daunting. Getting Green Laws is a free webinar training on how Coloradans can make their voices heard by state legislators on timely environmental laws being considered right now.

Discover the fun of observing birds and other natural wonders with knowledgeable Lafayette bird watchers.

Photo of Spotted Towhee by Kevin Smith.

Cottonwood Marsh Trailhead at Walden Ponds Wildlife Habitat (map)

NOTE: Per Boulder County Parks and Open Space’s website for this area, trails are expected to reopen by March 31.

Bird Walden Ponds Wildlife Habitat with birder Carl Starace, to look for early spring raptors, songbirds, shorebirds and more.

Photo credit: Lesser Yellowlegs, multiple photographers credited at the bottom of the BCAS Regional Birds photo gallery webpage.

Join us in exploring how Environment for the Americas works across the Western Hemisphere to conserve migratory birds, and develops World Migratory Bird Day, a global celebration of migratory birds and their conservation. Learn about local World Migratory Bird Day events and the connection of the 2024 theme “Protect Insects, Protect Birds” to population trends in insectivorous birds.

Photo of male Rufous Hummingbird by Jonathan Major.

This program will be offered both in person and online.

NOTE: This trip is full but you can join the waitlist.
Join trip leader Jim Fischer to observe waterfowl, raptor , and songbirds at Carolyn Holmberg Preserve at Rock Creek Farm, including Stearns Lake, followed by brews and appetizers at 12 Degree Brewing..

Photo credit: Bald Eagle, multiple photographers credited at the bottom of the BCAS Regional Birds photo gallery webpage.

The Butterfly Pavilion’s Wings of the Tropics exhibit lets you walk in a rainforest surrounded by free-flying butterflies from around the globe - but it takes a lot of amazing work to make it possible! Go behind the scenes to learn how the butterflies are sourced, shipped from distant lands, and cared for before and after they hatch from their chrysalises.

RESCHEDULED FROM SATURDAY MARCH 16.

Bird the ponds and surrounding habitats of Pella Crossing with birder Carl Starace, to look for wintering and early spring waterfowl, raptors, and songbirds.

Western Meadowlark photo courtesy of Gerhard Assenmacher.

Bird the ponds and surrounding habitats of Pella Crossing with birder Carl Starace, to look for wintering and early spring waterfowl, raptors, and songbirds.

Western Meadowlark photo courtesy of Gerhard Assenmacher.

Chautauqua area - exact meeting location will be provided to registered participants.

Learn about your local Open Space lands on a hike to a flatiron with community naturalist Dave Sutherland.

Photo courtesy of Dave Sutherland.

Boulder Valley Ranch, Sage Trailhead (map)

Enjoy views of Jupiter and its moons with community naturalist Dave Sutherland and his large telescope.

NOTE: This program will be offered from 7-9 PM on ONE date - March 7, 8, or 9. Registered participants will be notified of the chosen date.

Discover the fun of observing birds and other natural wonders with knowledgeable Lafayette bird watchers.

Photo of American Tree Sparrow by Kevin Smith.

Take a dive into the findings regarding grassland birds, and discuss how conservation organizations, landowners, government agencies and other stakeholders have responded to the 3 billion birds report . We’ll share the latest on what Bird Conservancy of the Rockies and other conservation organizations are doing to address grassland bird declines through our on-the-ground work in the U.S. and Mexico and through various international initiatives like the Central Grasslands Roadmap.

Take a behind-the-scenes tour of the museum’s Vertebrate Zoology Collection. They will open climate-controlled cabinets and drawers in the collections space to show us bird and mammal skeletons, skulls, and skins.

Chautauqua area - exact meeting location will be provided to registered participants.

Learn about our local open space and enjoy views and wildlife on this hike with community naturalist Dave Sutherland.

Photo of Abert’s squirrel in ponderosa pine courtesy of Dave Sutherland.

Discover the fun of observing birds and other natural wonders with knowledgeable Lafayette bird watchers.

Photo credit: Canada goose, BCAS Regional Birds photo gallery, multiple photographers credited at the bottom of this page.

Two full scholarships for attending Audubon’s Coastal Maine Bird Studies for Teens at Hog Island from June 16-21, 2024 are now accepting applications.

Preview the speakers for the spring 2024 programs season.

Starting in 2020, many programs were recorded and are available to view on the BCAS YouTube channel. The 2020-2021 recorded speaker series programs playlist is here, the 2021-2022 playlist is here, and the 2022-2023 playlist is here.

NOTE: This trip is full but you can join the waitlist.
Join trip leader Ted Floyd to observe winter birds at Waneka Lake Park, followed by brews and appetizers at Liquid Mechanics Brewing Co.

Photo credit: BCAS Regional Birds photo gallery, multiple photographers credited at the bottom of this page.

Bird the ponds and surrounding habitats of Pella Crossing with birder Carl Starace, to look for wintering waterfowl, songbirds, and raptors.

Remote, motion-activated cameras have become an essential tool for those who study and monitor wildlife. The cameras reveal wildlife use of highway underpasses, document the presence of elusive creatures like the northern river otter and ringtail, and are used to determine the presence/absence of the Federally threatened Preble’s meadow jumping mouse.

This program will be offered in-person and online.

Observe and photograph wild ducks and other water birds. International wildlife photographer John Weller will join us to offer pro tips on photography.

Teller Farm North Trailhead parking lot (map)

Look for a variety of wintering waterfowl, songbirds, and raptors with birder Carl Starace.

We will walk around Doudy Draw and Eldorado Mountain counting all the birds we can see or hear.

Participate in the Christmas Bird Count, at various locations in the city of Boulder and surrounding areas..
NOTE: Actual field times will vary by area/leader.

Photo courtesy of Camilla Cerea/Audubon.

Discover the fun of observing birds and other natural wonders with knowledgeable Lafayette bird watchers.

Explore new scientific understandings of Earth as a living system with naturalist Martin Ogle, accompanied by musicians from the Boulder Philharmonic.

Photo courtesy of Martin Ogle.

Join Boulder County Audubon for a showing of the documentary film Mighty Oak: A Tribute to Oakleigh Thorne II, with honored guests Oak Thorne plus Pam Hoge and Christine Anderson, who produced and directed the film.

This program will be offered in person only. It will not be livestreamed or recorded.

Photo of Oak Thorne with children observing bird banding, courtesy of Pam Hoge and Christine Anderson..

Join BCAS for our annual holiday party for refreshments and socializing before our special program: a showing of the film Mighty Oak.