Over the last five years, researchers have found that the death rate for saguaros in the Phoenix area jumped from 1% to 2% every year, and is now closer to 7% ...

Arizona's saguaro cacti, a symbol of the U.S. West, are leaning, losing arms and in some cases falling over during the state's record streak of extreme heat, a scientist said on Tuesday.

Arizona's iconic saguaro cacti are falling over and dying thanks to extreme heat in the state. The plants, although adapted to hot temperatures, rely on summer monsoon rains that haven't come.

Dozens of Arizona’s cactus are being illegally dug up and sold online. Many thieves coming over from Europe or Asia.

Saguaro cactuses are Arizona's towering icons. However, only one holds the record for being the tallest ever measured. Here's what to know about it.

T ourists journey from far and wide to the deserts of Arizona to marvel at one of America's most incredible plants: the giant saguaro cactus. Growing up to 50 feet in height and living for up to ...

Between crested cactuses and the "four-arm flexing" cactus, Arizona's native flora can take some unusual shapes. Tucson even has the kissing cactus, which looks like a couple embracing. But the T ...

Between crested cactuses and the "four-arm flexing" cactus, Arizona's native flora can take some unusual shapes. Tucson even has the kissing cactus, which looks like a couple embracing. But the T ...