Ornithologists say the chirping of birds at daybreak is part of their mating ritual. They tell me that increasing daylight, especially in the spring and early summer, triggers the mating instinct in ...

This is an archived article and the information in the article may be outdated.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. CHICAGO — If you’ve ever been up before the ...

I usually write answers to kids’ science questions early in the morning. I like how it’s so quiet – except for my bird neighbors singing and singing. I asked my friend Jennifer Phillips what’s going ...

If you've made your yard inviting to hummingbirds by putting up a feeder or planting flowers that attract hummingbirds, you might be thrilled to notice some nesting in your yard. Soon you may even ...