Saturday, September 26

Gateway to the Stars


Gateway Arch National Park will provide a forum in which several local organizations will discuss the impact of light pollution on the night skies, the environment, and animals. So far, representatives of Dark Sky Missouri, Missouri River Bird Observatory, Johnson County Community College, and the Audubon Societies of St. Louis and Kansas City will be

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Saturday, September 19

Volunteers Needed: Fall Cleanup At Wild Haven, September 19


This summer, we made good progress catching up on maintenance at Columbia Audubon Society’s Wild Haven nature area (100 acres) on Hinkson Creek northeast of Columbia. But we’ll tackle the biggest job at Wild Haven starting this week as we clean out the old workshop building east of the picnic shelter. This building has been

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April 11-22, 2020

12 Days of Earth Day

In honor of Earth Day, the Columbia Public School system — supported by CAS and other community organizations — is holding a fun series of daily, nature-related challenges for kids. Each day leading up to Earth Day students can try to earn points by taking part in safe, nature-related activities. See this PDF from Columbia

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Wednesday, April 15, 2020

CANCELED April meeting: Greenbelt Land Trust of Mid-Missouri

7:00 p.m.

The April meeting has been CANCELED due to COVID-19. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Original event notice: Mike Powell, Executive Director of the Greenbelt Land Trust of Mid-Missouri, will speak about his organization and  present data from the Cornell Lab of Ornithology regarding land trusts and bird conservation.

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Wednesday, March 18, 2020

POSTPONED March meeting: Robin Hirsch-Jacobson

7:00 p.m.

This meeting is postponed until further notice. The March meeting will feature a presentation by Robin Hirsch-Jacobson, Associate Professor of Biology at William Woods University. Robin works with undergraduates, teaching hands-on field labs where students are able to learn about ecology and the natural environment though observation and experimentation. Robin will speak about: work with

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Saturday, March 14

POSTPONED Eagle Bluffs Conservation Area 25th Anniversary Open House

10:00 a.m. to 4:00 p.m.

Due to unfavorable weather forecast and concerns about coronavirus safety, this event is being postponed.   Eagle Bluffs Conservation Area, one of the region’s premier bird-watching and conservation areas, will celebrate its 25th anniversary this year with an open house on March 14 from 10:00 a.m. to 4:00 p.m. (read about the history of Eagle

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March 29 through April 30

UPDATED Self-guided Wild Haven wildflower walk

Update (4/12): Roxie has updated the wildflower signs. Wildflowers that are at their prime time include bluebells, false rue anemones, and spring beauties.  Several others are in bloom as well. The originally planned field trip has been canceled and is being revised as a self-guided walk. Beginning March 29 and continuing through April, you are

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March 2020

REVISED Timberdoodle trek

Time: dusk

The Timberdoodle trek field trip, which has traditionally been well-attended, has been canceled as a formal scheduled field trip given the ongoing recommendation to avoid all non-essential gatherings. Woodcocks are present in many local natural areas and can be found and enjoyed without gathering a group in a single time and place. Sunday’s forecast with

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Sunday, March 1, 2020

Field trip: Birding without binoculars at Stephens Lake Park

2:30 p.m. to ~4:00 p.m.

Birds can be enjoyed with the naked eye, and doing so can challenge birders of all skill levels to become keener observers of various species’ characteristics. On this trip, we’ll walk a loop at Columbia’s Stephens Lake Park to practice observing, listening to, and identifying common winter birds using just our own senses. All skill

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Saturday, February 22

Join St. Louis Audubon at Clarence Cannon NWR

7:30 a.m.

Carpool will leave at 6:00 a.m. from Moser's (900 N Keene St., Columbia)

NOTE: The destination for this event has changed from Riverlands to Clarence Cannon NWR due to a rescheduling by St. Louis Audubon. See updated listing below; this may be updated again if more changes are announced. St. Louis Audubon will be leading an all-day birding trip from 7:30 a.m. to 5:00 p.m. to Clarence Cannon

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Saturday, February 15

Field Trip: Great Backyard Feeder Crawl

8:00 a.m.

As part of the 2020 Great Backyard Bird Count (GBBC), CAS will lead its annual Feeder Crawl on Saturday, February 15th. Starting at Songbird Station at 8 a.m, we’ll “crawl” to various backyard bird feeders in and around the Columbia area and count birds for at least 15 minutes at each backyard, then submit each

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Wednesday, January 1, 2020

Field Trip: First Day hike at Rock Bridge Memorial State Park

2:30–4:30 p.m.

NOTE: DNR requests pre-registration for this hike; visit the official listing and follow the registration link. Celebrate the New Year with the Columbia Audubon Society by joining an afternoon birding hike at Rock Bridge Memorial State Park on January 1st, 2020. We’ll walk the Grassland Trail from 2:30–4:30 p.m., exploring the mixed grassland, shrub, and

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Sunday, December 8, 2019

Field trip: Bradford Farm

2:00 to 5:00 p.m.

Join trip leader Brad Jacobs to walk the grounds at MU’s Bradford Research Center, looking for a variety of sparrows (including LeConte’s) along with Western and Eastern Meadowlarks, Lapland Longspurs, Northern Harriers, Merlins, Rough-Legged Hawks, and other raptors. As twilight approaches, we’ll specifically look for Short-eared Owls. We will be walking slowly most of the

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Friday, November 29

Field trip: Black Friday Birding at Songbird Station and 3M Wetland

2:00 pm social hour, 3:00–5:00 walk

Some people search for bargains after Thanksgiving; we’ll look for birds! First, there will be a social hour at Songbird Station (a generous sponsor of CAS) from 2:00–3:00 pm at 2010 Chapel Plaza Court, Suite C in Columbia. Come enjoy coffee, donuts, and conversation while selecting your winter bird seed and exploring a variety of

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Saturday, December 14, 2019

Christmas Bird Count Chili Supper Potluck

6:00 p.m.

This is the annual chili supper potluck following the Christmas Bird Count, at which we share food and company while reporting and compiling the results of the day-long count. The potluck will start at 6 p.m. at Fairview Road Community of Christ Church, 1111 S. Fairview Road in Columbia. Table service and hot and cold

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Sunday, November 10

Field Trip: Rocky Fork Lakes CA

1:30 pm to 4:00 pm

Join us for this Sunday afternoon trip to Rocky Fork Lakes Conservation Area to look for Red Crossbills, Red-Breasted Nuthatches, and fall sparrows along the main southeastern trail, especially in piney areas. We’ll also visit the northern shore to look for waterfowl, grebes, and gulls. Meeting place: No carpool, meet at the southern parking lot

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Wednesday, September 18, 2019

September meeting: Earth exploration with Edge

7:00 p.m.

For the September program, Columbia Audubon Society member Edge Wade will present photos she’s bummed from others to illustrate the variety of birds and other critters seen in travels over the past year. We’ll warm up with a visit to the Brazilian state of Mato Grosso, including dry areas of the Brazilian Plateau and riparian

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Saturday, September 14

Field trip: Prairie Garden Trust

9:00 a.m.

Meet at the AC commuter lot for 8:15 a.m. departure

Come explore the prairies, forests, wetlands, and creek bottoms at Prairie Garden Trust, a beautiful landscape that is actively managed to encourage native biodiversity and beauty. Visits here are always rewarded with interesting birds, plants, insects, and landscapes. We’ll carpool to the site to participate in their regular 9:00 a.m. “Second Saturday” stroll. PGT is

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Saturday, September 7

Field trip: Columbia Audubon Nature Sanctuary

8:30 a.m.

Meet at the CANS parking lot at 8:30 a.m. for a 1.5 mile hike. We’ll tour the prairie restoration area to identify plants and then head out for a birding hike through the woodlands and grasslands. Wear long pants since seed ticks will still be active. Contact trip leader Allison Vaughn with any questions.

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Saturday, November 9

Field Trip: Tim Ernst Presentation at Runge Nature Center


Carpool from AC commuter lot at 11:15 a.m.

Many CAS members will enjoy the event described below. We’ll organize a carpool down to MDC’s Runge Nature Center in Jefferson City and do a bit of birding afterward. The carpool will leave the AC commuter lot at 11:15 a.m. (bring a lunch or eat early) to arrive on time for the noon start. The

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Sunday, October 6

Field Trip: Rock Bridge State Park

8:00 a.m.

Enjoy a fall morning of birding in the woods at Rock Bridge State Park. We’ll meet at the Devil’s Icebox parking lot at 8:00 a.m. and check the nearby area, then walk trails in search of interesting finds. Expect to finish by 10:30 a.m. Contact trip leader Edge Wade with any questions.

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Saturday, November 2

Field Trip: Binder Lake, Jefferson City

9:00 a.m.

This is a joint trip with the River Bluffs Audubon Society (RBAS) to look for waterfowl and other birds on and around Jefferson City’s Binder Lake. We’ll carpool from the AC commuter lot at 8:20 a.m. If you want to come separately, meet at the Binder Tackle Shop on the north side of the lake

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Saturday, September 21

Field Trip: Get Re-acquainted with Wild Haven Nature Area

9:00 a.m. to noon

Meet at the Moser's parking lot at 900 Keene St. for 8:45 a.m. departure

Wild Haven is Columbia Audubon’s oldest and largest nature area. It consists of over 100 acres of open oak woodlands and riparian forest along a one-mile section of upper Hinkson Creek, about 10 miles from downtown Columbia. This trip should be near the peak of fall bird migration. We will also inspect some of the

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Sunday, October 13

Field trip: Third annual Big Sit at Eagle Bluffs

6:00 a.m. to 5:00 p.m.

Come join us at Eagle Bluffs Conservation Area to enjoy a day of birding as part of Columbia Audubon’s third annual Big Sit (following the 2018 and 2017 editions). You can stop in and join the fun at any time between 6 a.m. and 5 p.m. CAS will be providing a canopy for some relief

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Wednesday, September 11

Field trip: 3M Wetland, Columbia

5:30 p.m.

  Join us for a weekday evening walk along the 3M Wetland Trail in southwest Columbia. This flat gravel loop off the main MKT trail circles a restored wetland area with a variety of interesting habitats. We’ll meet at the Forum Nature Area parking lot at 5:30 pm. and walk the MKT trail up to

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Sunday, September 29

Field trip: Beginning birder’s walk at Garth Nature Area, Columbia

4:30 p.m.

Join us at Garth Nature Area on the north side of Columbia for this beginner-friendly walk. We’ll walk level gravel trails to explore the area’s mix of trees, wetlands, and open ground within the Bear Creek floodplain, practicing our listening and looking skills with whatever birds we find. We will meet at the parking lot

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Date to be determined

May meeting

The May meeting tradition is to hold a pot-luck picnic. A decision will be made at a later date regarding the status of this event. Please check back for details.

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Wednesday, February 19, 2020

February meeting: Visiting Magee Marsh, a presentation by Bill Palmer

6:00 p.m.

Meeting time change: Please note that the February meeting will begin at 6:00 p.m., an hour earlier than usual, to discuss and vote on a proposal for CAS to support the development of the Boone County Nature School. Bill Palmer’s presentation will begin at 7:00 p.m.: Magee Marsh in northwest Ohio is a natural trap

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Wednesday, January 15, 2020

January meeting: Sarah Kendrick, State Ornithologist

7:00 p.m.

Missouri’s State of the Birds: Updates and Excitement in Conservation Come hear Sarah talk about exciting updates and developments in statewide bird conservation, namely the Missouri Bird Conservation Plan, Motus Wildlife Tracking System update in Missouri, and a sneak peek into planning for Brown-headed Nuthatch reintroduction to Missouri in 2020! The meeting begins at 7:00

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Saturday, December 14, 2019

Christmas Bird Count

On Saturday, December 14 we will be counting birds within a 15 mile radius of Rock Bridge Elementary school in south Columbia. This count circle is broken into many areas, each with a leader and helpers who try to find and count as many of the early-winter birds as possible. Most groups start early (sometimes

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Wednesday, November 20, 2019

November meeting: Why Our Yards Are So Important to the Full Life-cycle Conservation of Our Native Birds

7:00 p.m.

Margy Terpstra is an avid birder, nature photographer, and lifelong gardener with a degree in Horticulture. She is a member of the Audubon Society, Wild Ones, and Missouri Nature and Environmental Photographers (MoNEP). Since 1996, Margy and her husband Dan have worked together to remove invasive plants, restore their half-acre property in Kirkwood with beautiful

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Wednesday, October 16, 2019

October meeting: Mike Szydlowski, Science Coordinator for Columbia Public Schools

7:00 p.m.

Please note: This meeting will be at Fairview Elementary (not the usual location).

Please note that this meeting will not be at the usual location. Instead, it will be held in the Media Center at Fairview Elementary School on South Fairview Road in Columbia. Mike Szydlowski, K-12 Science Coordinator for the Columbia Public School District, will speak on the new place-based nature curriculum at Fairview Elementary School and

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Tuesday, September 24

Field Trip: Hawk Watch Happy Hour

4:00 to 6:00 p.m.

This “field trip” is timed to coincide with the peak southbound migration of Broad-winged Hawks, sometimes seen in groups numbering in the hundreds or even thousands as they pass through Missouri (see this recent Chat story for details). Our region lacks clear topographic features that would concentrate their movements, so we’ll take a different approach:

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Tuesday, August 13th

Field trip: Eagle Bluffs Conservation Area

5:00 p.m.

Carpool from Katy Trail lot at McBaine departs at 4:45 p.m.

Eagle Bluffs has recently reopened after its long closure due to the severe flooding this summer and damage to various parts of the conservation area’s infrastructure, some of which is still being repaired. New area manager Brady Lichtenberg has graciously offered to meet us on-site after normal working hours to talk about the summer’s events

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Wednesday, June 19

Summer book discussion: Welcome to Subirdia, by John M. Marzluff

6:30 p.m.

This is a rescheduling of a book discussion originally planned in January but postponed due to winter weather. The new date, near the summer solstice, means that there is enough daylight to both talk about the book and observe birds in subirdia. We’ll allow for about an hour of book discussion (starting at 6:30 p.m.)

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May 14, 2019

Rescheduled Field Trip: Whip-poor-wills and Chuck-wills-widows at Rocky Fork Lakes CA

7:30 p.m.

(postponed from May 7) Join us for this evening walk through the mixed habitats of Rocky Fork Lakes Conservation Area in northern Boone County to listen for and hopefully hear the distinct sounds of Whip-poor-wills and Chuck-will’s-widows. These nocturnal birds are hard to see but fun to hear once their song begins from dusk into

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Saturday, May 25th

Field Trip to Three Creeks CA

9:00 a.m. to 12:00 p.m.

Meet at the AC Commuter Parking Lot

The field trip to Eagle Bluffs has been cancelled due to Flooding but weather permitting we can walk at Three Creeks Saturday morning. We’ll carpool from the AC Commuter Parking Lot at 9 a.m.  The lot is on the southeast corner of the AC exit off Hwy 63 on Lenoir St.  If you’re not joining

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Saturday, May 18

May meeting: picnic at Bonnie View Nature Sanctuary

Noon to 3:00 p.m.

The May membership meeting will consist of a potluck picnic from noon to 3:00 p.m. at the Bonnie View picnic shelter, 3300 Rollins Rd, preceded by a morning bird walk. To help CAS make this a greener event, we encourage attendees to bring their own reusable dishware to reduce waste, though CAS will have some

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Saturday, May 18

Field trip: Columbia Audubon & Bonnie View Nature Sanctuaries

8:30-11:30 a.m.

Join us for a stroll through the restored prairie and woodlands of the Columbia Audubon Nature Sanctuary and the adjacent Bonnie View Nature Sanctuary to explore the areas’ birds, wildflowers, and other natural features. We’ll start and end at the Bonnie View picnic shelter, 3300 Rollins Rd, where the CAS May membership meeting will subsequently

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May 7, 2019

POSTPONED Field Trip: Whip-poor-wills and Chuck-wills-widows at Rocky Fork Lakes CA

7:30 p.m.

THIS TRIP IS POSTPONED due to the forecast for heavy rain from Monday night through Tuesday night, including a Flash Flood Watch. We will try the trip again next Tuesday, May 14 at the same location and time. ~~~~~~~~~~~~~~~~~~~~~~~~~~~ Join us for this evening walk through the mixed habitats of Rocky Fork Lakes Conservation Area

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Wednesday, May 1st

Nature walk along Hinkson Creek

5:30 to 7:30 p.m.

Enjoy some fresh air and exercise while learning how streams and their diverse riparian communities benefit Columbia’s residents and visitors, including migratory birds. John Besser (CAS’s president),  Lynne Hooper (Boone County’s urban hydrologist), and Dave Dittmer (a forester with Columbia Parks and Recreation) will lead this walk along Hinkson Creek. Registration is not necessary. Dress

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Saturday, April 13th

Field Trip to Prairie Garden Trust

8:00 a.m. to 1:30 p.m.

The Carpool will leave Moser's (900 N. Keene St.) at 8:00 a.m.

We will explore the savanna area overlooking forests, walk along Hillers Creek, explore the native prairies that are sustained by prescribed burns and walk along the lotus ponds.  If meeting at PGT be there by 8:40 AM.  For directions or to learn more about PGT please visit their website at Leader: Eric Wood Contact

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Wednesday, April 3rd

Nature Walk along Grindstone Creek

5:30 to 7:30 p.m.

Enjoy some fresh air and exercise while learning how streams and their diverse riparian communities benefit Columbia’s residents and visitors, including migratory birds. John Besser (CAS’s president),  Lynne Hooper (Boone County’s urban hydrologist), and Dave Dittmer (a forester with Columbia Parks and Recreation) will lead this walk along Grindstone Creek. Registration is not necessary. Dress

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Saturday, April 20th

Field Trip to Schnabel Woods Natural Area

8:00 a.m. to 12:00 p.m.

Meet at the McBaine Traihead, Katy Trail State Park at 8 a.m. Schnabel Woods NA is owned by the University of Missouri and contains 80 acres of old growth forest.  Walk on the Katy Trail for approximately 1.5 miles from the McBaine Trailhead to an access point into Schnabel Woods NA. Will need to cross

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Saturday, March 16th

Twilight Timberdoodle Trek

6:30 p.m.

The Carpool will leave Moser's on Rangeline St at 6:30 p.m.

Meet at Moser’s Foods parking lot on Rangeline Street at 6:30 p.m. The goal for this evening field trip is to hear and see (hopefully!) the twilight mating ritual of the American Woodcock (A.K.A. Timberdoodle). Please bring a flashlight. Leader: Eric Wood Contact Info: or 573-673-0215

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Saturday, March 9th

Field Trip to High Ridge Trail – Rock Bridge Memorial SP

8:00 a.m.

Louise Flenner will be leading the walk looking for birds on High Ridge Trail.  The trail climbs to a hilltop and follows a ridge before descending to follow Clear Creek. The ridge has scenic views of the park and native grasslands. We will meet at the parking lot on Rock Quarry Road near the intersection

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Saturday, March 23rd

Field Trip to Sinkhole Trail – Rock Bridge Memorial SP

8:00 a.m.

Meet at the Devil’s Icebox Parking lot for a walk with Allison Vaughn along the Sinkhole Trail. The trail follows an old road past the historic site of Rockbridge Mills. The trial continues up a forested valley to the top of a ridge where we will find old fields and sinkholes. Two concrete silos stand

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Wednesday, March 20th

March Meeting: “Eagle Bluffs: an environmental success story”

7:00 p.m.

At the March Meeting, Carl Gerhardt will present the documentary: “Eagle Bluffs: an environmental success story.” This newly edited version is a minute or two shorter than the version that was broadcasted on KMOS (about 24 min). The political story is unchanged and chronicles the efforts of a group of citizens—primarily Doug Elley ang Hank

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Saturday, April 6, 2019

Field Trip: Introduction to Recording Bird Vocalizations

8:00 a.m. to approx. noon

Carpool and directions will be arranged by email with registered participants (spaces still available); location is about 12 miles north of Columbia.

We can accommodate about 12 participants; please reserve a space in advance by email: As of April 3, seven spaces are still available. Smart phones and other basic devices make it easy and affordable to record bird vocalizations without specialized equipment; via eBird, you can readily contribute to the Macaulay Library, a growing global

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Saturday, February 16th

Great Backyard Feeder Crawl

8:00 a.m.

Carpool will leave from Songbird Station, 2010 Chapel Plaza Court #C, Columbia, MO

This Feeder Crawl will start at Songbird Station at 8 a.m. From there we’ll ‘crawl’ to various backyard bird feeders in and around the Columbia area and count birds for at least 15 minutes at each backyard, then submit each checklist to eBird.  The trip will last about 3 hours and return to Songbird Station

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