Photographed this caterpillar in Maryland earlier this month. What is it, and does it mean a long winter — or

Tom & Sharon – Winter Birding Along South Florida’s Gulf Coast Like the legendary pop singers Sonny and Cher, Tom

Four years ago, I wrote a column about loons that I wish I had room for in my new free

On Monday, I asked: Can you ID this guy, photographed on Saturday at the CF? I received no credible answers,

I didn't want to have too many recent columns in my new free ebook. "The Best of the Bird Watcher,"

After I saw all the Wood Ducks by their nesting boxes yesterday, I emailed Jerry Barrack, who took the wonderful

A Nature Conservancy event at the Montclair Film Festival last night included a terrific video about climate change, produced in

In addition to a ton of Wood Duck activity, I'd estimate there had to be 100 Tree Swallows on Lake

Lots of Wood Duck activity on Lake Appert this a.m. At least three of the boxes had couples atop or

I love Fish Crows, and I keep hearing them more and more places. With help of Rick Radis, I did