The New York Times
By Catrin Einhorn and Nadja Popovich

It’s the most detailed map of its kind so far. Animals like the black-footed ferret and California condor are represented, but so are groups often left out of such analyses: species of bees, butterflies, fish, mussels, crayfish and flowering plants. Not included are gray wolves, grizzly bears and other wildlife not at risk of global extinction.

Maps like these offer a valuable tool to officials and conservationists who are scrambling to protect biodiversity. That work is critical, because scientists say humans are speeding extinction at a disastrous pace.

“There are hundreds of species known to be globally critically imperiled or imperiled in this country that have no protection under federal law and often no protection under state law,” said Healy Hamilton, chief scientist at NatureServe, a nonprofit conservation research group that led the analysis behind the map.

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