‘Canary in the cornfield’: Monarch butterfly may get threatened species status

‘Canary in the cornfield’: Monarch butterfly may get threatened species status

Monarch butterflies were once a common sight throughout the North American heartland. In Mexico, where they overwinter, single trees would often be covered in thousands. But declines in milkweed – their caterpillars’ only source of food – have led to a 90 percent decline in monarch numbers. Now, the U.S. Fish and Wildlife Service (USFWS) […]

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Losing our monarchs: iconic monarch butterfly down to lowest numbers in 20 years

Losing our monarchs: iconic monarch butterfly down to lowest numbers in 20 years

In the next few months, the beating of fragile fiery orange and black wings will transport the monarch butterfly south. But the number of monarch butterflies (Danaus plexippus) reaching their final destination has steadily declined, dropping to its lowest level in two decades last winter, according to a recent survey. The insect’s journey begins in […]

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