‘Arb Sightings’ Category

April Showers Bring May Flowers

After this long rainy April week, May is finally here! With the month of May comes warmer temperatures, spring flowers, and increased bird activity. Average day time temperatures for Minnesota are in the 60s, while night time temperatures are in the mid-40s. We begin to see many spring flowers in the woodlands, such as bloodroot, […]

Chorus frog courtship is noisy ‘affair’

The temperature’s rising, the days are getting longer, the buds are swelling, and the critters are emerging from hibernation.  Spring is nearly here, and with it comes the annual performance of the chorus frog (Pseudoacris triseriata).  But, despite the fact that chorus frogs are common statewide, there’s a good chance that you’ve never seen one.  […]


Warming Temps and the Return of the Robin

The warm weather has the snowing running away and the birds back out to play! This latest wave of warmer temperatures has many people excited for the possibility of spring. With the current seven-day forecast, it may just look like spring is well on its way as temps stay between the mid-30s to 40s all […]


Where did all the Sparrows come from?

The House Sparrow (passer domesticus) originated in the Middle East. These little birds managed to make their throughout Eurasia and into Northern Africa. It was introduced to North American in 1851 in Brooklyn, New York and quickly spread like wildfire. Because of the sparrow’s adaptions to living in urban areas and around people, it has […]

The Winter Life of Black-Capped Chickadees

After the summer bird species have migrated south for the winter, the black-capped chickadee (Parus atricapillus) remains present around the arboretum and a year-round favorite to many birders. Their energetic and curious behaviors make them one of my favorite species to observe. I can almost always rely on them to be active during any part […]