Do you ever wonder why trees change their color this time of year?

Have you ever wondered why certain animals are more visible at different times of the day or at night?

Not long ago, stretches of the Penobscot were choked with pollution—oxygen-depleted, murky, and carrying wastes from mills and towns. Today, fish runs are returning, paddling is popular, and the water is much cleaner overall.

July is Disability Pride Month, and at Hirundo, we are celebrating by reflecting on our commitment to making nature more accessible for everyone in our community. We believe that all people—regardless of age, background, ability, or income—deserve the chance to connect meaningfully with the outdoors.

Ever wonder what’s happening beneath the calm waters of Pushaw Stream? While spring paddling offers peaceful views of budding trees and birdsong, there’s an active world below the surface—including important research on the movement of invasive northern pike. Learn how biologists are tracking these fish and how you can support native wildlife, even if you don’t fish.

What is Big Night? If you have never heard of Big Night the name might inspire thoughts of going out on the town, an important awards...

The Bald Eagle ( Haliaeetus leucocephalus ) has become a widely known species in the US since becoming the country's symbol in 1782....

If you've ever hiked through a Maine winter, you’ve likely noticed just how quiet it can be. With fewer birds in the trees, a thick...

Understanding Browntail Moths  Figure 1. Browntail moth adults, male (left) and female (right). Jan Samanek, Phytosanitary...

For tens of thousands of years, Maine was covered by the Laurentide Ice Sheet - a sheet of ice that was over a mile thick. The weight of...

Songbirds are known for their striking plumage, which often plays a crucial role in attracting mates and defending territories. But did...

A Guide to the Best Spots this September Are you a passionate birder looking for the perfect spot to observe avian wonders this week?...

Today is World Wetlands Day! To celebrate, we’ve put together a little information about the various wetland ecosystems at Hirundo. We...

Chickadees are small, round, ½ oz. energetic birds that frequent feeders and forests across North America. There are several different...

Lac d’or Pond and Parker Reed Shelter | Trail of the Senses The temperature at night has been dropping below freezing lately, hardening...

Just recently, the area has experienced the first snowfall of the season. A light dusting has spread over Hirundo leaving the refuge...

Of the many trees found in Hirundo, there is an obvious difference that most people have recognized. Around this time of year, many trees...

Within the past week, Hirundo has been exposed to a few days of steady rainfall which has left Pushaw Stream looking and functioning a...

When a tree falls in a forest, it can serve as excellent habitat for many saproxylic species, which require dead wood for food or...

During your visit at Hirundo, make sure to include a walk down the Lady Slipper Trail. Enjoy the white and pink lady's slippers (more on...