Yesterday (3/4 – Monday) was the first day I heard the “spring peepers” or chorus frogs. They are among the first sounds of spring. In the evening…I sometimes walk out to the end of the driveway to ...

Zak Mertz holds a spring peeper frog, moments before setting it free next to a vernal pool in Weymouth, Mass. Inside the New England Wildlife Center in Weymouth, Zak Mertz pointed to what he called a ...

During a recent lecture on evolution, I had to explain the differences between three different processes known as geographic, temporal and behavioral isolation. Geographic isolation is the easiest of ...

First marsh marigold, first pollen-inspired sneeze, first tick — the heralds of spring come in many forms, not all of them welcome. But the one that really screams spring is the annual chorus of ...

The northern leopard frog is often discussed as the earliest frog sound you’ll hear when the temperatures begin to rise. The more frog calls you hear, the better the ecosystem. Many frog calls begin ...

For some, robins are the first sign of spring. But the changing of the seasons may be more accurately forecast by songs from a wet forest floor. On a warm night, wander near any fresh water and you’ll ...

With a body the color of dead leaves and a black “mask” extending behind the eyes, the wood frog is unmistakable if you can actually find one. Credit: PHOTO BY BILL DANIELSON During a recent lecture ...

There’s a sure sign that spring is just around the corner. Over the past couple of weeks, the silence of the night has been ...