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Michel Segonzac: 2 ideas worth knowing

2 ideas from Michel Segonzac, each explained in a minute and credited to the original work. Free on Savvy.

• This crab grows its own food garden on its hairy arms, next to boiling-hot vents

  The yeti crab, discovered near hydrothermal vents in 2005, waves its bristly, bacteria-covered claws through mineral-rich water to cultivate the bacteria it then eats, essentially …

  — Enrique Macpherson, William Jones, Michel Segonzac, A new species of Kiwa (Decapoda: Anomura) from East Pacific hydrothermal vents

• This deep-sea crab grows its own food in the hair covering its claws

  Discovered in 2005 near hydrothermal vents 7,200 feet down in the South Pacific, the yeti crab is covered in dense, pale, hair-like bristles called setae, thickest on its claws. Sc…

  — Michel Segonzac, Enrique Macpherson, Williams Guinot, A New Family of Crabs (Decapoda: Anomura) from Hydrothermal Vents in the Pacific-Antarctic Ridge

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