December 17 Program: Cryptic Gliders: Scratching the surface on the flying squirrels of Minnesota.
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Riddle: What goes bump in the night and fluoresces hot pink? It's Minnesota's most lovable cryptic species, the flying squirrel! In this presentation Anna Mangan and Anna Peterson, from the Natural Resources Research Institute will discuss the flying squirrel project that the Mammal Ecology lab at the Natural Resources Research Institute (NRRI) have been working on. They will cover everything from how we live trap squirrels, track them under the cover of darkness, and interpret ultra-high frequency acoustic squirrel calls. Learn more about your cryptic neighbor! Read on for more detail.
There are two species of flying squirrels in the eastern United States, including Minnesota: the northern flying squirrel and the southern flying squirrel. Both species are present in Duluth where they share a "zone of overlap." Climate change has created a shift in flying squirrel distributions throughout the eastern United States. Southern flying squirrels have been expanding northward as a result of warming temperatures and habitat changes, while northern flying squirrel populations are contracting further north. This documented shift has resulted in conservation protections for the northern flying squirrel in many neighboring states, including Michigan and Wisconsin. However, there have been few studies on Minnesota's flying squirrel populations. Our objectives were to identify current and historic flying squirrel populations in Minnesota to help inform conservation and management decisions. Simultaneously, we studied the habitat associations, home range characteristics, and nest site selection of northern and southern flying squirrels in the "zone of overlap" in the Duluth region. In our chat, we will discuss our methods and results from this project, covering everything from live trapping to acoustic data analysis. Hope to see you there!
PAST MEETING RECORDINGS
Marc 2025 Meeting
Minnesota's Native Fish
February 2025 Meeting
Water Water Everywhere
January 2024 meeting recording:
Woodpecker Nest Site Selection and Habitat Needs
December 2024 meeting recording:
Understanding, Forecasting and Photograping the Aurora by Bob King (Astro Bob)
Visit our YouTube channel for more recordings of past programs.
The Upper Mississippi River Initiative (UMRI) is a collaborative, grassroots effort to listen and learn from each other and pursue actions to improve water quality.
The Izaak Walton League’s Upper Mississippi River Initiative
6601 Auto Club Road, Bloomington, MN 55438
Email: umri.info@gmail.com Phone: (651) 221-0215
Check out the new billboard put up by Prove It First Coalition. It's on I-35 heading south from Hinckley.
Prove It First Coalition seeks commonsense protection for the Boundary Waters Canoe Area and Lake Superior.
is a multi-use waterway enabling the public to experience the St. Louis River Estuary amidst the urban landscape of the Twin Ports. The SLRE National Water Trail map includes 11 routes for paddlers of all skill levels and abilities and is intended for various watercraft use. By providing access to wild space in an urban area, the National Water Trail enables more people an opportunity to build their own memories and relationships to the St. Louis River.
The Izaak Walton League is very concerned that the management of our Minnesota State Wildlife Management Areas (WMAs) is now driven more by financial considerations than sound biological/ecological science that protects the broad spectrum of wildlife distributed across Minnesota.
Check out our discussion Here.
The W.J. McCabe Chapter of the Izaak Walton League is a grassroots environmental organization that has worked for decades to protect the natural resources of Duluth and greater Minnesota.
The Izaak Walton League was founded in 1922 to conserve outdoor America for future generations, and remains one of the nation's oldest and most respected conservation organizations.
The League's 54 founders, who were avid anglers, named the organization after Izaak Walton, the 17th century author of The Compleat Angler, a classic book about the art and spirit of fishing. We are one of the earliest conservation organizations to set an aggressive course to defend wild America by changing public policy. Almost every major, successful conservation program that America has in place today can be traced directly to a League activity or initiative.
You can join us in protecting America's outdoors by becoming a member. You will help to support the important conservation and advocacy work of the League and receive additional member benefits.
Izaak Walton League Member Pledge
To strive for the purity of water, the clarity of air, and the wise stewardship of the land and its resources; to know the beauty and understanding of nature and the value of wildlife, woodlands, and open space; to the preservation of this heritage and to man's sharing in it.
I pledge myself as a member of the Izaak Walton League of America.
"Far and away the best prize that life has to offer is the chance to work hard at work worth doing." Teddy Roosevelt