Goodbye to the Friend I Never Met

Saturday was the day I finally gave up. The last hope for the vaquita marina, the world’s smallest and most endangered cetacean, is gone. On Saturday, biologists working in the Upper Gulf of California announced that the latest animal they had captured in an effort to save the species had died in captivity. For the first […]

Learning from Rafe

On May 28, on the northwestern outskirts of Tucson, Arizona, biologist Rafe Sagarin went for an evening bike ride. He intended to spend the night at the nearby Biosphere 2 facility, where he hoped to one day build a living model of the Gulf of California. He was, as always, full of plans and ideas—for himself, for his […]