Spring is proceeding apace in this yard, despite my worst fears. For 28 of the 29 years that my husband and I have lived in this house, the elderly widow next door mostly shared our commitment to a ...

Ben Sonnenberg, a doctoral student in the Ecology, Evolution and Conservation Biology program, studies chickadees with Vladimir Pravosudov. Sonnenberg has coauthored many publications about the ...

Mountain chickadees struggle with snow extremes. Benjamin Sonnenberg. Wet snow pelts my face and pulls against my skis as I climb above 8,000 feet in the Sierra Nevada of eastern California, tugging a ...

Now is the time of the year black-capped chickadees seek nest sites for the breeding season. This species is a year ‘round resident and is considered an obligate cavity nester and will use nest boxes ...

The 2025 summer field season has flown by with the last chickadee nests at the Mountain Research Station of the season scheduled to be banded on July 12. Folks have been busy collecting data for their ...

I’ve been snooping on cavity nesters of late. Thank goodness a bit of their nesting lives takes place where humans can relish the action. To wit, a nest box in the yard where a black-capped chickadee ...

In June, if you’re observant, a window of nature opens for a short time. By now, common songbirds like chickadees and American robins have finally coaxed their growing young out of their nests and ...

It balances nesting science with color and charm.

Ms. Renkl is a contributing Opinion writer who covers flora, fauna, politics and culture in the American South. Spring is proceeding apace in this yard, despite my worst fears. For 28 of the 29 years ...

Benjamin Sonnenberg receives funding from the National Science Foundation. Wet snow pelts my face and pulls against my skis as I climb above 8,000 feet in the Sierra Nevada of eastern California, ...