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Carlos Espinosa/CDF
Mara Speece/CDF
Facing the Sharks: The Dive That Changed My Life

While diving in Galapagos, Erika De la Cruz encountered a hammerhead shark unlike any she’d seen before—one with a curved spine. What began as a routine dive turned into a groundbreaking scientific discovery. Read her story of wonder, resilience, and the power of observation beneath the waves.

Carlos Espinosa/CDF
Carlos Espinosa/CDF
Carlos Espinosa/CDF
Species Database Usnea rubicunda Stirt.
Carlos Espinosa/CDF
Species Database Usnea dodgei Motyka
Carlos Espinosa/CDF
Species Database Usnea angulata Ach.
Carlos Espinosa/CDF
Carlos Espinosa/CDF
Species Database Usnea cornuta Körb.
Carlos Espinosa/CDF
Species Database Usnea mexicana Vain.
Carlos Espinosa/CDF
Species Database Usnea brattiae P. Clerc
Carlos Espinosa/CDF
Carlos Espinosa/CDF
Carlos Espinosa/CDF
Carlos Espinosa/CDF
Species Database Usnea erinacea Vain.