Despite their prickly appearance, cacti make a great addition to any home and garden space. With their diverse shapes, sizes and colors, these desert-loving plants thrive in various environments, ...

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-Rex ...

The Desert Botanical Garden in Arizona is preserving endangered plant species through a seed bank and rehabilitating poached ...

Holiday cacti—the epiphytic plants also known as Christmas cactus, Thanksgiving cactus, or Easter cactus—are known for their ...

Arizona's pygmy-owl will once more be protected under the Endangered Species Act. The U.S. Fish and Wildlife Service said Wednesday it would list the cactus ferruginous pygmy-owl as a threatened ...

The U.S. Fish and Wildlife Service is proposing removing a cactus found in only a few local counties from its list of federally threatened and endangered species, saying threats to the plant have been ...

Love is in the air in Arizona. Even the cactuses in the Valentine State, named for the day statehood was declared, would agree. Images of a cactus that looks like a couple kissing have been shared ...