Link to English Wikipedia entry: Santa Cruz Giant Tortoise
Link to French Wikipedia: Chelonoidis porteri
Link to EOL.org: Chelonoidis porteri
Link to iNaturalist.org: Chelonoidis porteri
Links to my pictures: Santa Cruz Giant Tortoise
Binomial Links for Chelonoidis porteri on guenther-eichhorn.com
Dr. Günther Eichhorn Travel Website
Soaring website