Celebrate the golden-winged warbler while it’s still around. It’s suffered one of the steepest population declines of any songbird in the last half century.

The grant was awarded through the America the Beautiful Challenge. The program, now in its second year, is funded in part by the Bipartisan Infrastructure Law.

The core principle of “leave the leaves” is to manage the leaves on site. It doesn’t mean to just leave them where they fell.

When people veer off designated trails, they damage vegetation, compact soil, contribute to erosion and also create pathways for new invasive plant species.

The more scientists can learn about the Chicago colony of black-crowned night herons, the more they can help these birds help themselves. Because night herons are hanging on in Illinois by a thread.

The last time the conservation organization experienced a changing of the leadership guard, the year was 1988, Ronald Reagan was president, Mike Tyson was heavyweight champ, and floppy disks were still a thing.

A kick-off event Sept. 16 is aimed at recruiting more volunteer stewards, whose work helps safeguard the nature preserve’s endangered and threatened species.

Bowmouth Guitarfish, also called Shark Rays, are hunted for their fins and thorns. Three rescued pups have arrived at Shedd Aquarium.

Beetles, and weevils in particular, are thought of as destructive pests. Bruno de Medeiros, assistant curator of insects at the Field Museum, is upending those preconceptions.

This time of year, Shedd Aquarium biologist Melissa Youngquist can be found in the woods, sloshing through ponds in search of signs of amphibian life.

A mystery vandal is once again undoing ecological restoration work at LaBagh Woods.

Crews are scheduled to begin removal of the ancient bur oak on May 1. The zoo is planning Arbor Day events on April 28 to give the tree a celebratory farewell.

A new short documentary, “Watershed Warriors,” focuses on Friends of the Fox River and the progress the organization has made to reclaim the waterway as a natural resource for the people, wildlife and plants that live within its watershed.

“This is providing the means for us to collaborate not only within the Chicagoland area but to really make a difference in biodiversity hot spots across the globe,” said Chuck Knapp, vice president of conservation research at Shedd Aquarium.

“There are places you walk where you see sky touching the earth, and you can imagine this as the gateway to the Grand Prairie,” site steward Pat Hayes said of Orland Grassland.

New research shows bison are altering the landscape in unexpected ways when reintroduced to Midwest prairie ecosystems.