I’ve been taking Miguel, my 12-year-old Havanese, for 3,500-step walks around the neighborhood lately (and telling myself he’s the only one who can’t handle longer strolls). And now that the ...

Whether white, lavender, purple, magenta rose, red or pink, Salvia’s small, tubular flowers are favorites of hummingbirds, ...

Oh, how I treasure this time of year! We’ve harvested our vegetables and our flowers are spent. The warm-weather weeds are gone, and the cold-weather weeds have not yet germinated.

The plan will involve planting up to 27,000 new trees and constructing 550 shade structures over the next few years. Phoenix ...

Researchers discovered that animal color vision evolved long before colorful fruits and flowers, with warning and sexual ...

An emperor penguin found malnourished far from its Antarctic home on the Australian south coast is being cared for by a ...

A new study from the University of Arizona reveals that color vision in animals evolved around 500 million years ago, much ...

The saguaro cactus, a symbol of Arizona, faces growing threats from extreme weather events. Prolonged cold temperatures, in ...

A new study led by researchers at the University of Arizona has shed light on the evolution of colour ... and the various ...

A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there has been a dramatic explosion of color signals in ...

A University of Arizona study found color vision evolved in animals 500 million years ago, far earlier than colorful plants.

A recent study by University of Arizona researchers analyzed the ... functions of "conspicuous colors" in animals and plants. Conspicuous colors include colors like red, yellow, orange, blue and ...