when Arizona’s state dinosaur, the Sonorasaurus, lived, the Sonoran Desert was a harsh environment with a semi-arid climate and a landscape dominated by conifers and other trees that could reach ...

Amid Arizona's cactus-dominated landscape, some saguaros aren't what ... which disguise them allowing them to blend seamlessly into the desert skyline. This minimizes visual and environmental ...

A sun-swept corner of the Painted Desert draws more than 600,000 visitors ... Where you now see ravens soaring over a stark landscape, leathery-winged pterosaurs once glided over rivers teeming ...

Across the Arizona-Sonora Desert Museum's 98 acres ... visitors get acquainted with the desert landscape via animal exhibits that mingle with native plants. And if you feel hungry after your ...