Cactus leaves have become a lot smaller so they don ... The Gila woodpecker nests inside the stem of the saguaro cactus where the temperature inside can be up to 30ºC (86ºF) cooler than outside.

Native to the Sonoran Desert in Arizona and Mexico, the saguaro cactus stands tall and proud ... in even the harshest environments. Its spiky leaves and delicate white desert flowers add an ...

The desert will transform from lifeless to lively with blooms and new green leaves. Saguaro National Park is home to 25 different species of cactus, including the Saguaro. With blooms from hot ...