Press "Enter" to skip to content

Arb Notes

Fish and fishing

If you take a walk around the Lyman Lakes or Cannon River these days, you can see many anglers. Indeed, with the nice weather and mosquitoes not out yet, fishing could be the most enjoyable activity in nature around the waters. Fish are pretty abundant in the Lyman Lakes, and…

Spring Warbler migration

Northfield is in full color: blue phlox and false-rue anemone are in bloom, the wild plums are on display and hundreds of brightly-colored tropical birds are finding a temporary home in the Cowling Arboretum.  Warblers are pint-sized songbirds that belong to the family Parulidae. Most are neotropical migrants, traveling every…

In defence of the Lyman Lakes geese

With temperatures rising and the sun (kind of) shining, it would seem that spring has finally sprung! With spring comes new life in many forms – wildflowers are blooming and trees around campus are finally leafing out. My favorite spring emergences, however, are the baby Canada geese (Branta canadensis) emerging…

Arb Notes: Fascinated and Fluted: Bird’s nest fungi in the arb

There are many “ologies” in the world that relate to living organisms. Entomology, ornithology, mammalogy; the list goes on. One lesser-known discipline is mycology: the study of fungi. Fungi are a diverse group of organisms. There are 144,000 described species, with as many as 3.7 million more that remain undiscovered.…

A Quiet Friend

I often walk down Highway 19 on my way to the Arb, and I always keep an eye out for a friend of mine — he’s a lovely blue-gray color and likes to stand in the water and rocks in the little Lyman Lakes waterfall next to the bridge. He’s…

Arb Notes: Awesome Opossums!

On our weekly Arb walk this Friday, the Naturalists spotted the body of an opossum (Didelphis virginiana) near the entrance of the Lower Arb. Commonly known as Virginia Opossum, these critters are about the size of a house cat, with a gray body, white face and pink nose. Opossums are…

Arb Notes: Mammal Hibernation in the Arboretum

On February 2,  Punxsutawney Phil emerged from his burrow in a sunny Pennsylvania town. His prediction: six more weeks of cold fronts and snow flurries. Three weeks later and a thousand miles from Pennsylvania, groundhogs in the arboretum are at the tail end of a long winter spent below ground. …