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Otters are Back: Finally Confirmed by a Photograph

We’ve long been anticipating the reappearance of river otters (Lontra canadensis) in our Arboretum. Historically, unregulated hunting and habitat loss had driven river otters to local extinction in southern Minnesota. The population has been gradually recovering southwards by itself and also through reintroduction by the Department of Natural Resources. Over…

January 29 – February 2

Wednesday, Jan 29 Evening: Security responded to a fire alarm at a residence hall. Evening: Security responded to a medical. An ill student was taken to the hospital. Evening: Security responded to another medical. This student was left in the care of a friend. Friday, Jan 31 Early Morning: An…

ArbNotes

Joyous whooping is a staple of any good river plunge, but next time try holding your hollering for a moment.  Approach the bank slowly and quietly, scan the sunny spots on the bank, and you might find something truly worth screaming about: one or more of the Arb’s four species…

ArbNotes

If you open a window or step outside and listen carefully, pausing for a moment to filter out shouts, laughter, music, and cars, you’ll hear a different Carleton soundtrack. The past few weeks the chorus has been growing; voices swelling and filling the evening air near ponds, drainage ditches, rivers,…

ArbNotes

You know that spring has finally arrived when colorful warblers can be seen flitting through the trees of the Arb. The spring bird migration is one of the more amazing feats of endurance that occurs in nature. About 40 species of birds that are considered Minnesota birds actually spend half…

ArbNotes

With the coming of spring, a blanket of growth is swiftly covering the Arboretum. First, you may notice the bright blue flowers carpeting large patches of forest floor. In some places they dominate, but they are by no means all there is to see. These blue flowers, delicate and with…

Weekly Recipe: Apple Crisp

INGREDIENTS 4 local apples, preferably golden delicious, sliced 1/2 cup brown sugar 1/4 cup maple syrup 1/2 cup all-purpose flour 1 pinch salt 1/2 cup old-fashioned oats 1/3 cup butter (softened, can be substituted with margarine) 3/4 teaspoon ground cinnamon 3/4 teaspoon ground nutmeg STEPS Heat oven to 375ºF. Grease…

ArbNotes

Guess what, Carleton? It’s still winter outside. Although it might be wearing on you, the winter is still a great time to get out and enjoy the Arb. When most people think of the Arb in winter, their minds goes straight to skiing. Although this is a great way to…

ArbNotes

Not all weather talk is small talk. Global anthropogenic climate change is the biggest conservation challenge of our lifetimes. An article from the Star Tribune discusses the ways climate change might affect Minnesota (http://www.startribune.com/local/228250501.html), providing yet another example of the conservation value of the Arb. One of the major effects…