BOSTON (CBS) - Everyone has a different harbinger of spring in their mind. That sign that seasonal change is upon us and warmer times are coming. Maybe some of us look simply to the changing daylight.

Does early spring mean early migration for birds? Yes − and no. Warm weather and budding trees trigger birdwatchers to go on alert. Excitement grows with flights of snow geese, sandhill cranes, and ...

(CN) – A new study says climate change is knocking North America’s migratory songbirds off their seasonal schedule, which could potentially cause the extinction of several familiar species. Increasing ...

Winter keeps rolling on, but I know that I’m not alone looking forward to spring! I also know we shouldn’t be wishing our lives away because spring will get here before you know it and, in a blur, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. KANSAS CITY, Mo. – Prime time for spring ...

Timing is everything for migratory songbirds chirping away in North America's trees. If they arrive too late, they'll get only the scraps of spring's insect buffet. Plus, the best nesting spots and ...

As the planet warms, scientists are seeing evidence of earlier springs and later autumns all over the world. Snow is melting sooner, plants are flowering earlier—and now, researchers find that birds ...

As we go through these winter days, I look forward to warmer, spring temperatures, abundant sunshine, and a new growing season. Along with nicer days, insect populations increase during spring and ...