Saguaro Park in southeastern Arizona, near Tucson, offers a landscape unlike anything you’ll see elsewhere. The park hosts ...

Owl Species Three screech-owls are found in North America: eastern, western and whiskered. But about 22 screech-owl species ...

A hummingbird’s heart beats over 1,200 times per minute, while the great egret hunts with precision unmatched in shallow ...

Award-winning photographer Greg Murray has captured countless unforgettable faces over the years — and not just the canine ...