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 ...

Introduction to the North American Paridae / Susan M. Smith -- Neurobiology of spatial behavior / David F. Sherry and Jennifer S. Hoshooley -- The relationship between environment, corticosterone, ...

There are over 20 resident Florida birds that nest in cavities in trees or branches. These include Eastern Bluebird, Carolina Chickadee, Tufted Titmouse, White-breasted Nuthatch, Great-crested ...

The chickadee flew right past me to a tree 15 feet away and disappeared into a hole in a gnarly ponderosa pine. It emerged less than a minute later, watched me for a moment and left to collect more ...

The black-capped chickadees coming to your seed feeders get 20 to 25% of their nourishment there. There is research to support the numbers. Those birds have a usual nesting territory of 6 to 10 acres.

DEAR JOAN: Over the years, we’ve had many broods of chickadees, especially in one particular birdhouse. This year the pattern is different. We watched them build the nest. Next stage should be the ...

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 ...

NORTH SLOPE, Alaska — “Chick chick whirrr, chick whirrr.” Although it was a recorded birdsong that chattered through each of the poplar stands we entered, I still occasionally caught myself believing ...

DEAR JOAN: Over the years, we’ve had many broods of chickadees, especially in one particular birdhouse. This year the pattern is different. We watched them build the nest. Next stage should be the ...