3744 x 5616 px | 31,7 x 47,5 cm | 12,5 x 18,7 inches | 300dpi
Date de la prise de vue:
3 juin 2008
Informations supplémentaires:
Saguaro Cactus (Carnegiea gigantea) with Gila woodpecker emerging from nesting hole - Sonoran Desert - Arizona - Record height: 78 feet - Average mature height: 18 to 30 feet, but often reach heights of 50 to 60 feet - Weighs about 80 pounds per foot - Grows their first arms at around 12 feet in height or forty to eighty years of age but some never grows arms - Maximum age around 200 years - Provides homes for many desert birds including Harris' Hawk, Gila Woodpecker, Red-tailed Hawk - Protected from illegal collecting - Can produce around forty million seeds in a lifetime of which one may mature - Produces a cristate form which may be a genetic variant and occurs in about one in two hundred thousand individuals -
