
Stuff To Blow Your Mind Crab Bag, Part 1: The Crabs are Back In Town
Feb 24, 2026
A grab-bag dive into crab lore and science. They unpack a 16th-century miracle tale of a crucifix returned by a crab and trace how the story grew. The conversation links crab imagery in art, possible cross-cultural origins, and real crab species with cross-shaped shells. They also explore social metaphors like the “crab theory” and surprising examples of crab cooperation.
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Saint Francis Xavier Crab Miracle
- Joe McCormick recounts the 16th-century legend of St. Francis Xavier losing a crucifix at sea and a crab returning it on shore.
- The story comes from eyewitness Fausto Rodriguez and was used in Xavier's canonization narratives.
Crab Imagery Entered Christian Art
- Robert Lamb notes the crucifix-crab legend became common Jesuit iconography and appears in Renaissance paintings.
- Andre Reynoso's 1619 oil shows the crab lifting the cross while other panels depict the storm and light.
Saint Legends Borrow Local Folklore
- Robert Lamb highlights cross-cultural borrowing: Xavier legends may echo local Asian folktales like a Buddhist priest's icon returned by an octopus.
- Scholar Georg Schurhammer suggested Xavier's miracles sometimes appropriated regional folklore.



