Few flowers are as cheerful as sunflowers. With bright golden-yellow petals and stems as tall as 15 feet, sunflowers are stunning additions to any garden or yard. If you're wondering how long it takes ...

Hummingbird with white breast, blue head, and green wings sitting on a branch. - Jeff R Clow/Getty Images Hummingbirds, because of their high-energy metabolism, are constantly searching for reliable ...