While these iconic Arizona cactuses are special for many reasons — their beautiful flowers, their lifespan ... how tall they usually grow and other records the saguaro cactus holds. According to ...

By morning, the flowers are alive with their activity. Bees are careful, precise pollinators, ensuring the saguaro’s genetic diversity is preserved. Some bees even specialize in cactus flowers ...

desert tortoises and the iconic saguaro cactus. The new park land will also bolster the linkage between Saguaro National Park and Pima County’s Sweetwater Preserve, an 880-acre park that ...

Experts reveal the best U.S. national parks to visit around Easter, from a tranquil island escape to vibrant wildflower bloom trails.

As official research positions are lost to budget cuts, the work of citizen scientists to preserve federal forests is ...

Find Cactus Flower stock video, 4K footage, and other HD footage from iStock. Get higher quality Cactus Flower content, for less—All of our 4K video clips are the same price as HD. Plans and pricing ...

Find Cacti Flower stock video, 4K footage, and other HD footage from iStock. Get higher quality Cacti Flower content, for less—All of our 4K video clips are the same price as HD. Video Back Videos ...

after 15 years the cactus may be only a foot tall, and a seven-footer may be about 50 years of age. The large, showy flowers don't appear until a plant is around 35 years old, and it can take as long ...