Federal wildlife officials on Tuesday moved to add the monarch butterfly to its endangered species roster, citing decades of steep population decline of the striking black-and-orange insect.

transport or kill an endangered species. A threatened listing allows for exceptions to those protections. In the monarch’s case, the proposed listing would generally prohibit anyone from killing ...

This proposal is a big deal — monarchs are among the most recognizable and beloved animals in the US — and a long time coming. Environmental advocates have been urging the government to list them for ...

Monarchs are typically found in areas with a high number of nectar sources. While domestic plants are used, native flowers ...

Monarch butterflies are a "canary in the coal mine." They are an indicator of things to come if we don't protect the delicate species.