PARK HOME
PLAN YOUR VISIT
PHOTOS & MULTIMEDIA
NATURE & SCIENCE
FOR TEACHERS
NEWS
MANAGEMENT
SUPPORT YOUR PARK
Site Index
Frequently Asked Questions
Bookstore
Contact Us
Where do saguaros grow?
How do saguaros grow?
How does the saguaro reproduce?
Why are saguaros pleated?
Why are some saguaros crested?
Do animals use the saguaro?
Do humans use the saguaro?
Are there threats to the saguaro?
Did You Know? Gila monsters are one of two venomous lizards in the world. The other is the similar Mexican beaded lizard. Gila monster venom evolved as a defensive rather than offensive weapon.
Last Updated: June 29, 2007 at 20:02 EST