Posted inScience and Nature

With fewer than 2,000 butterflies counted so far, Western monarch takes step closer to extinction

Two years ago, when volunteers counted only 27,212 monarch butterflies in the Xerces Society’s annual Western Monarch Thanksgiving Count, it meant the butterflies had crossed a threshold identified by scientists as the point past which western migratory monarchs were likely to become extinct. Still, after holding steady through 2019, the numbers trickling out of the […]