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 ...

Every spring, visitors are serenaded by a chorus of frogs emanating from Stillman’s cattail marsh. And almost every person comments, “Listen to those spring peepers.” Guess what? Almost everyone who ...

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 ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...

The croaking of frogs and toads is as much a part of spring as birdsong and gardening. When these animals go courting in ponds and pools, it’s hard to miss—though not everyone enjoys nighttime frog ...

Because Anchorage experienced an unusually cold spring, the sounds of the frogs waking from their monthslong dormancy came a ...

Amazing things happen in nature as spring begins. The weather changes, plants and trees begin to flourish, and animals start to emerge from their hiding places. According to the U.S. Fish & Wildlife ...